Finding the Fourth Proportional to 10,301.59, 15,438.86 and 5,861.29

Step by Step Solution

1. Step 1: Write the proportion equation
   10,301.59 : 15,438.86 = 5,861.29 : x
2. Step 2: Convert to fraction form
   10,301.59/15,438.86 = 5,861.29/x
3. Step 3: Cross multiply
   10,301.59x = 15,438.86 × 5,861.29
4. Step 4: Simplify right side
   10,301.59x = 90,491,635.73
5. Step 5: Solve for x
   x = 90,491,635.73/10,301.59
6. Step 6: Final answer
   x = 8,784.24