Finding the Fourth Proportional to 88,697.69, 122,401.86 and 48,411.12

Step by Step Solution

1. Step 1: Write the proportion equation
   88,697.69 : 122,401.86 = 48,411.12 : x
2. Step 2: Convert to fraction form
   88,697.69/122,401.86 = 48,411.12/x
3. Step 3: Cross multiply
   88,697.69x = 122,401.86 × 48,411.12
4. Step 4: Simplify right side
   88,697.69x = 5,925,611,132.68
5. Step 5: Solve for x
   x = 5,925,611,132.68/88,697.69
6. Step 6: Final answer
   x = 66,806.83