Finding the Fourth Proportional to 123,354.43, 170,233.24 and 75,598.55

Step by Step Solution

1. Step 1: Write the proportion equation
   123,354.43 : 170,233.24 = 75,598.55 : x
2. Step 2: Convert to fraction form
   123,354.43/170,233.24 = 75,598.55/x
3. Step 3: Cross multiply
   123,354.43x = 170,233.24 × 75,598.55
4. Step 4: Simplify right side
   123,354.43x = 12,869,385,727.81
5. Step 5: Solve for x
   x = 12,869,385,727.81/123,354.43
6. Step 6: Final answer
   x = 104,328.52