Finding the Fourth Proportional to 89,944.38, 124,137.83 and 52,240.50

Step by Step Solution

1. Step 1: Write the proportion equation
   89,944.38 : 124,137.83 = 52,240.50 : x
2. Step 2: Convert to fraction form
   89,944.38/124,137.83 = 52,240.50/x
3. Step 3: Cross multiply
   89,944.38x = 124,137.83 × 52,240.50
4. Step 4: Simplify right side
   89,944.38x = 6,485,022,308.12
5. Step 5: Solve for x
   x = 6,485,022,308.12/89,944.38
6. Step 6: Final answer
   x = 72,100.36