Finding the Fourth Proportional to 88,318.32, 121,876.71 and 50,081.37

Step by Step Solution

1. Step 1: Write the proportion equation
   88,318.32 : 121,876.71 = 50,081.37 : x
2. Step 2: Convert to fraction form
   88,318.32/121,876.71 = 50,081.37/x
3. Step 3: Cross multiply
   88,318.32x = 121,876.71 × 50,081.37
4. Step 4: Simplify right side
   88,318.32x = 6,103,752,607.89
5. Step 5: Solve for x
   x = 6,103,752,607.89/88,318.32
6. Step 6: Final answer
   x = 69,110.83