Finding the Fourth Proportional to 88,401.86, 121,997.16 and 48,118.24

Step by Step Solution

1. Step 1: Write the proportion equation
   88,401.86 : 121,997.16 = 48,118.24 : x
2. Step 2: Convert to fraction form
   88,401.86/121,997.16 = 48,118.24/x
3. Step 3: Cross multiply
   88,401.86x = 121,997.16 × 48,118.24
4. Step 4: Simplify right side
   88,401.86x = 5,870,288,624.20
5. Step 5: Solve for x
   x = 5,870,288,624.20/88,401.86
6. Step 6: Final answer
   x = 66,404.58