Finding the Fourth Proportional to 71,720.10, 98,966.81 and 41,499.41

Step by Step Solution

1. Step 1: Write the proportion equation
   71,720.10 : 98,966.81 = 41,499.41 : x
2. Step 2: Convert to fraction form
   71,720.10/98,966.81 = 41,499.41/x
3. Step 3: Cross multiply
   71,720.10x = 98,966.81 × 41,499.41
4. Step 4: Simplify right side
   71,720.10x = 4,107,063,833.50
5. Step 5: Solve for x
   x = 4,107,063,833.50/71,720.10
6. Step 6: Final answer
   x = 57,265.17