Finding the Fourth Proportional to 89,047.76, 122,887.42 and 48,760.88

Step by Step Solution

1. Step 1: Write the proportion equation
   89,047.76 : 122,887.42 = 48,760.88 : x
2. Step 2: Convert to fraction form
   89,047.76/122,887.42 = 48,760.88/x
3. Step 3: Cross multiply
   89,047.76x = 122,887.42 × 48,760.88
4. Step 4: Simplify right side
   89,047.76x = 5,992,098,740.13
5. Step 5: Solve for x
   x = 5,992,098,740.13/89,047.76
6. Step 6: Final answer
   x = 67,290.84