Finding the Fourth Proportional to 123,710.91, 185,475.57 and 39,422.58

Step by Step Solution

1. Step 1: Write the proportion equation
   123,710.91 : 185,475.57 = 39,422.58 : x
2. Step 2: Convert to fraction form
   123,710.91/185,475.57 = 39,422.58/x
3. Step 3: Cross multiply
   123,710.91x = 185,475.57 × 39,422.58
4. Step 4: Simplify right side
   123,710.91x = 7,311,925,496.37
5. Step 5: Solve for x
   x = 7,311,925,496.37/123,710.91
6. Step 6: Final answer
   x = 59,104.94