Finding the Fourth Proportional to 88,055.83, 121,517.05 and 50,330.89

Step by Step Solution

1. Step 1: Write the proportion equation
   88,055.83 : 121,517.05 = 50,330.89 : x
2. Step 2: Convert to fraction form
   88,055.83/121,517.05 = 50,330.89/x
3. Step 3: Cross multiply
   88,055.83x = 121,517.05 × 50,330.89
4. Step 4: Simplify right side
   88,055.83x = 6,116,061,025.02
5. Step 5: Solve for x
   x = 6,116,061,025.02/88,055.83
6. Step 6: Final answer
   x = 69,456.63