Finding the Fourth Proportional to 71,723.48, 98,981.60 and 41,510.20

Step by Step Solution

1. Step 1: Write the proportion equation
   71,723.48 : 98,981.60 = 41,510.20 : x
2. Step 2: Convert to fraction form
   71,723.48/98,981.60 = 41,510.20/x
3. Step 3: Cross multiply
   71,723.48x = 98,981.60 × 41,510.20
4. Step 4: Simplify right side
   71,723.48x = 4,108,746,012.32
5. Step 5: Solve for x
   x = 4,108,746,012.32/71,723.48
6. Step 6: Final answer
   x = 57,285.93