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Finding the Fourth Proportional to 9,129.29, 13,699.61 and 5,844.74

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Solution

The fourth proportional to 9,129.29, 13,699.61 and 5,844.74 is: 8,770.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,129.29 : 13,699.61 = 5,844.74 : x
  2. Step 2: Convert to fraction form
    9,129.29/13,699.61 = 5,844.74/x
  3. Step 3: Cross multiply
    9,129.29x = 13,699.61 × 5,844.74
  4. Step 4: Simplify right side
    9,129.29x = 80,070,685.49
  5. Step 5: Solve for x
    x = 80,070,685.49/9,129.29
  6. Step 6: Final answer
    x = 8,770.74

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