Finding the Fourth Proportional to 123,639.57, 185,459.49 and 44,735.31

Step by Step Solution

1. Step 1: Write the proportion equation
   123,639.57 : 185,459.49 = 44,735.31 : x
2. Step 2: Convert to fraction form
   123,639.57/185,459.49 = 44,735.31/x
3. Step 3: Cross multiply
   123,639.57x = 185,459.49 × 44,735.31
4. Step 4: Simplify right side
   123,639.57x = 8,296,587,777.59
5. Step 5: Solve for x
   x = 8,296,587,777.59/123,639.57
6. Step 6: Final answer
   x = 67,103.01