Finding the Fourth Proportional to 108,510.55, 162,711.15 and 64,150.90

Step by Step Solution

1. Step 1: Write the proportion equation
   108,510.55 : 162,711.15 = 64,150.90 : x
2. Step 2: Convert to fraction form
   108,510.55/162,711.15 = 64,150.90/x
3. Step 3: Cross multiply
   108,510.55x = 162,711.15 × 64,150.90
4. Step 4: Simplify right side
   108,510.55x = 10,438,066,712.54
5. Step 5: Solve for x
   x = 10,438,066,712.54/108,510.55
6. Step 6: Final answer
   x = 96,194.03