Finding the Fourth Proportional to 88,371.39, 121,951.98 and 48,085.30

Step by Step Solution

1. Step 1: Write the proportion equation
   88,371.39 : 121,951.98 = 48,085.30 : x
2. Step 2: Convert to fraction form
   88,371.39/121,951.98 = 48,085.30/x
3. Step 3: Cross multiply
   88,371.39x = 121,951.98 × 48,085.30
4. Step 4: Simplify right side
   88,371.39x = 5,864,097,543.89
5. Step 5: Solve for x
   x = 5,864,097,543.89/88,371.39
6. Step 6: Final answer
   x = 66,357.42