Finding the Fourth Proportional to 90,382.92, 124,735.89 and 50,109.32

Step by Step Solution

1. Step 1: Write the proportion equation
   90,382.92 : 124,735.89 = 50,109.32 : x
2. Step 2: Convert to fraction form
   90,382.92/124,735.89 = 50,109.32/x
3. Step 3: Cross multiply
   90,382.92x = 124,735.89 × 50,109.32
4. Step 4: Simplify right side
   90,382.92x = 6,250,430,003.82
5. Step 5: Solve for x
   x = 6,250,430,003.82/90,382.92
6. Step 6: Final answer
   x = 69,154.99