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Finding the Fourth Proportional to 1,908,702.44, 2,862,978.86 and 646,530.02

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Solution

The fourth proportional to 1,908,702.44, 2,862,978.86 and 646,530.02 is: 969,769.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,702.44 : 2,862,978.86 = 646,530.02 : x
  2. Step 2: Convert to fraction form
    1,908,702.44/2,862,978.86 = 646,530.02/x
  3. Step 3: Cross multiply
    1,908,702.44x = 2,862,978.86 × 646,530.02
  4. Step 4: Simplify right side
    1,908,702.44x = 1,851,001,762,067.83
  5. Step 5: Solve for x
    x = 1,851,001,762,067.83/1,908,702.44
  6. Step 6: Final answer
    x = 969,769.69

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