Finding the Fourth Proportional to 123,684.94, 185,375.40 and 57,032.56

Step by Step Solution

1. Step 1: Write the proportion equation
   123,684.94 : 185,375.40 = 57,032.56 : x
2. Step 2: Convert to fraction form
   123,684.94/185,375.40 = 57,032.56/x
3. Step 3: Cross multiply
   123,684.94x = 185,375.40 × 57,032.56
4. Step 4: Simplify right side
   123,684.94x = 10,572,433,623.02
5. Step 5: Solve for x
   x = 10,572,433,623.02/123,684.94
6. Step 6: Final answer
   x = 85,478.75