Finding the Fourth Proportional to 123,952.29, 185,940.72 and 39,691.29

Step by Step Solution

1. Step 1: Write the proportion equation
   123,952.29 : 185,940.72 = 39,691.29 : x
2. Step 2: Convert to fraction form
   123,952.29/185,940.72 = 39,691.29/x
3. Step 3: Cross multiply
   123,952.29x = 185,940.72 × 39,691.29
4. Step 4: Simplify right side
   123,952.29x = 7,380,227,040.33
5. Step 5: Solve for x
   x = 7,380,227,040.33/123,952.29
6. Step 6: Final answer
   x = 59,540.87