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Finding the Fourth Proportional to 1,426,833.71, 1,968,978.26 and 782,239.76

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Solution

The fourth proportional to 1,426,833.71, 1,968,978.26 and 782,239.76 is: 1,079,462.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,833.71 : 1,968,978.26 = 782,239.76 : x
  2. Step 2: Convert to fraction form
    1,426,833.71/1,968,978.26 = 782,239.76/x
  3. Step 3: Cross multiply
    1,426,833.71x = 1,968,978.26 × 782,239.76
  4. Step 4: Simplify right side
    1,426,833.71x = 1,540,213,073,658.33
  5. Step 5: Solve for x
    x = 1,540,213,073,658.33/1,426,833.71
  6. Step 6: Final answer
    x = 1,079,462.22

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