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Finding the Fourth Proportional to 10,700.05, 14,769.78 and 7,353.94

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Solution

The fourth proportional to 10,700.05, 14,769.78 and 7,353.94 is: 10,150.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,700.05 : 14,769.78 = 7,353.94 : x
  2. Step 2: Convert to fraction form
    10,700.05/14,769.78 = 7,353.94/x
  3. Step 3: Cross multiply
    10,700.05x = 14,769.78 × 7,353.94
  4. Step 4: Simplify right side
    10,700.05x = 108,616,075.93
  5. Step 5: Solve for x
    x = 108,616,075.93/10,700.05
  6. Step 6: Final answer
    x = 10,150.99

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