Finding the Fourth Proportional to 90,404.71, 124,753.57 and 50,116.12

Step by Step Solution

1. Step 1: Write the proportion equation
   90,404.71 : 124,753.57 = 50,116.12 : x
2. Step 2: Convert to fraction form
   90,404.71/124,753.57 = 50,116.12/x
3. Step 3: Cross multiply
   90,404.71x = 124,753.57 × 50,116.12
4. Step 4: Simplify right side
   90,404.71x = 6,252,164,447.37
5. Step 5: Solve for x
   x = 6,252,164,447.37/90,404.71
6. Step 6: Final answer
   x = 69,157.51