Finding the Fourth Proportional to 90,205.59, 124,381.83 and 67,471.74

Step by Step Solution

1. Step 1: Write the proportion equation
   90,205.59 : 124,381.83 = 67,471.74 : x
2. Step 2: Convert to fraction form
   90,205.59/124,381.83 = 67,471.74/x
3. Step 3: Cross multiply
   90,205.59x = 124,381.83 × 67,471.74
4. Step 4: Simplify right side
   90,205.59x = 8,392,258,494.48
5. Step 5: Solve for x
   x = 8,392,258,494.48/90,205.59
6. Step 6: Final answer
   x = 93,034.79