Finding the Fourth Proportional to 88,694.69, 122,397.72 and 48,408.12

Step by Step Solution

1. Step 1: Write the proportion equation
   88,694.69 : 122,397.72 = 48,408.12 : x
2. Step 2: Convert to fraction form
   88,694.69/122,397.72 = 48,408.12/x
3. Step 3: Cross multiply
   88,694.69x = 122,397.72 × 48,408.12
4. Step 4: Simplify right side
   88,694.69x = 5,925,043,517.49
5. Step 5: Solve for x
   x = 5,925,043,517.49/88,694.69
6. Step 6: Final answer
   x = 66,802.69