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Finding the Fourth Proportional to 540,705.71, 811,104.69 and 141,345.84

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Solution

The fourth proportional to 540,705.71, 811,104.69 and 141,345.84 is: 212,030.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,705.71 : 811,104.69 = 141,345.84 : x
  2. Step 2: Convert to fraction form
    540,705.71/811,104.69 = 141,345.84/x
  3. Step 3: Cross multiply
    540,705.71x = 811,104.69 × 141,345.84
  4. Step 4: Simplify right side
    540,705.71x = 114,646,269,680.47
  5. Step 5: Solve for x
    x = 114,646,269,680.47/540,705.71
  6. Step 6: Final answer
    x = 212,030.81

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