Finding the Fourth Proportional to 123,782.78, 185,684.10 and 39,554.83

Step by Step Solution

1. Step 1: Write the proportion equation
   123,782.78 : 185,684.10 = 39,554.83 : x
2. Step 2: Convert to fraction form
   123,782.78/185,684.10 = 39,554.83/x
3. Step 3: Cross multiply
   123,782.78x = 185,684.10 × 39,554.83
4. Step 4: Simplify right side
   123,782.78x = 7,344,703,092.98
5. Step 5: Solve for x
   x = 7,344,703,092.98/123,782.78
6. Step 6: Final answer
   x = 59,335.42