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Finding the Fourth Proportional to 537,844.20, 806,766.30 and 143,860.20

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Solution

The fourth proportional to 537,844.20, 806,766.30 and 143,860.20 is: 215,790.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,844.20 : 806,766.30 = 143,860.20 : x
  2. Step 2: Convert to fraction form
    537,844.20/806,766.30 = 143,860.20/x
  3. Step 3: Cross multiply
    537,844.20x = 806,766.30 × 143,860.20
  4. Step 4: Simplify right side
    537,844.20x = 116,061,561,271.26
  5. Step 5: Solve for x
    x = 116,061,561,271.26/537,844.20
  6. Step 6: Final answer
    x = 215,790.30

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