Finding the Fourth Proportional to 10,134.38, 15,191.17 and 4,861.69

Step by Step Solution

1. Step 1: Write the proportion equation
   10,134.38 : 15,191.17 = 4,861.69 : x
2. Step 2: Convert to fraction form
   10,134.38/15,191.17 = 4,861.69/x
3. Step 3: Cross multiply
   10,134.38x = 15,191.17 × 4,861.69
4. Step 4: Simplify right side
   10,134.38x = 73,854,759.28
5. Step 5: Solve for x
   x = 73,854,759.28/10,134.38
6. Step 6: Final answer
   x = 7,287.55