Finding the Fourth Proportional to 108,802.43, 150,108.86 and 71,098.55

Step by Step Solution

1. Step 1: Write the proportion equation
   108,802.43 : 150,108.86 = 71,098.55 : x
2. Step 2: Convert to fraction form
   108,802.43/150,108.86 = 71,098.55/x
3. Step 3: Cross multiply
   108,802.43x = 150,108.86 × 71,098.55
4. Step 4: Simplify right side
   108,802.43x = 10,672,522,288.15
5. Step 5: Solve for x
   x = 10,672,522,288.15/108,802.43
6. Step 6: Final answer
   x = 98,090.84