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Finding the Fourth Proportional to 3,798.60, 5,693.04 and 2,931.08

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Solution

The fourth proportional to 3,798.60, 5,693.04 and 2,931.08 is: 4,392.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,798.60 : 5,693.04 = 2,931.08 : x
  2. Step 2: Convert to fraction form
    3,798.60/5,693.04 = 2,931.08/x
  3. Step 3: Cross multiply
    3,798.60x = 5,693.04 × 2,931.08
  4. Step 4: Simplify right side
    3,798.60x = 16,686,755.68
  5. Step 5: Solve for x
    x = 16,686,755.68/3,798.60
  6. Step 6: Final answer
    x = 4,392.87

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