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Finding the Fourth Proportional to 417,818.08, 626,594.16 and 137,270.56

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Solution

The fourth proportional to 417,818.08, 626,594.16 and 137,270.56 is: 205,862.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,818.08 : 626,594.16 = 137,270.56 : x
  2. Step 2: Convert to fraction form
    417,818.08/626,594.16 = 137,270.56/x
  3. Step 3: Cross multiply
    417,818.08x = 626,594.16 × 137,270.56
  4. Step 4: Simplify right side
    417,818.08x = 86,012,931,235.93
  5. Step 5: Solve for x
    x = 86,012,931,235.93/417,818.08
  6. Step 6: Final answer
    x = 205,862.16

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