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Finding the Fourth Proportional to 13,597.74, 18,765.06 and 7,629.05

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Solution

The fourth proportional to 13,597.74, 18,765.06 and 7,629.05 is: 10,528.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,597.74 : 18,765.06 = 7,629.05 : x
  2. Step 2: Convert to fraction form
    13,597.74/18,765.06 = 7,629.05/x
  3. Step 3: Cross multiply
    13,597.74x = 18,765.06 × 7,629.05
  4. Step 4: Simplify right side
    13,597.74x = 143,159,580.99
  5. Step 5: Solve for x
    x = 143,159,580.99/13,597.74
  6. Step 6: Final answer
    x = 10,528.19

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