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Finding the Fourth Proportional to 7,679.74, 10,598.60 and 4,322.89

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Solution

The fourth proportional to 7,679.74, 10,598.60 and 4,322.89 is: 5,965.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,679.74 : 10,598.60 = 4,322.89 : x
  2. Step 2: Convert to fraction form
    7,679.74/10,598.60 = 4,322.89/x
  3. Step 3: Cross multiply
    7,679.74x = 10,598.60 × 4,322.89
  4. Step 4: Simplify right side
    7,679.74x = 45,816,581.95
  5. Step 5: Solve for x
    x = 45,816,581.95/7,679.74
  6. Step 6: Final answer
    x = 5,965.90

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