Finding the Fourth Proportional to 88,401.86, 121,997.15 and 48,118.23

Step by Step Solution

1. Step 1: Write the proportion equation
   88,401.86 : 121,997.15 = 48,118.23 : x
2. Step 2: Convert to fraction form
   88,401.86/121,997.15 = 48,118.23/x
3. Step 3: Cross multiply
   88,401.86x = 121,997.15 × 48,118.23
4. Step 4: Simplify right side
   88,401.86x = 5,870,286,682.45
5. Step 5: Solve for x
   x = 5,870,286,682.45/88,401.86
6. Step 6: Final answer
   x = 66,404.56