Finding the Fourth Proportional to 173,931.10, 260,500.56 and 103,665.22

Step by Step Solution

1. Step 1: Write the proportion equation
   173,931.10 : 260,500.56 = 103,665.22 : x
2. Step 2: Convert to fraction form
   173,931.10/260,500.56 = 103,665.22/x
3. Step 3: Cross multiply
   173,931.10x = 260,500.56 × 103,665.22
4. Step 4: Simplify right side
   173,931.10x = 27,004,847,862.52
5. Step 5: Solve for x
   x = 27,004,847,862.52/173,931.10
6. Step 6: Final answer
   x = 155,261.76