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Finding the Fourth Proportional to 516,554.11, 774,829.95 and 137,474.72

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Solution

The fourth proportional to 516,554.11, 774,829.95 and 137,474.72 is: 206,211.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,554.11 : 774,829.95 = 137,474.72 : x
  2. Step 2: Convert to fraction form
    516,554.11/774,829.95 = 137,474.72/x
  3. Step 3: Cross multiply
    516,554.11x = 774,829.95 × 137,474.72
  4. Step 4: Simplify right side
    516,554.11x = 106,519,529,713.09
  5. Step 5: Solve for x
    x = 106,519,529,713.09/516,554.11
  6. Step 6: Final answer
    x = 206,211.75

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