Finding the Fourth Proportional to 88,502.32, 122,128.98 and 48,215.89

Step by Step Solution

1. Step 1: Write the proportion equation
   88,502.32 : 122,128.98 = 48,215.89 : x
2. Step 2: Convert to fraction form
   88,502.32/122,128.98 = 48,215.89/x
3. Step 3: Cross multiply
   88,502.32x = 122,128.98 × 48,215.89
4. Step 4: Simplify right side
   88,502.32x = 5,888,557,465.49
5. Step 5: Solve for x
   x = 5,888,557,465.49/88,502.32
6. Step 6: Final answer
   x = 66,535.63