Finding the Fourth Proportional to 123,970.85, 185,951.91 and 53,850.17

Step by Step Solution

1. Step 1: Write the proportion equation
   123,970.85 : 185,951.91 = 53,850.17 : x
2. Step 2: Convert to fraction form
   123,970.85/185,951.91 = 53,850.17/x
3. Step 3: Cross multiply
   123,970.85x = 185,951.91 × 53,850.17
4. Step 4: Simplify right side
   123,970.85x = 10,013,541,965.32
5. Step 5: Solve for x
   x = 10,013,541,965.32/123,970.85
6. Step 6: Final answer
   x = 80,773.36