Finding the Fourth Proportional to 89,025.62, 122,856.82 and 48,738.72

Step by Step Solution

1. Step 1: Write the proportion equation
   89,025.62 : 122,856.82 = 48,738.72 : x
2. Step 2: Convert to fraction form
   89,025.62/122,856.82 = 48,738.72/x
3. Step 3: Cross multiply
   89,025.62x = 122,856.82 × 48,738.72
4. Step 4: Simplify right side
   89,025.62x = 5,987,884,150.07
5. Step 5: Solve for x
   x = 5,987,884,150.07/89,025.62
6. Step 6: Final answer
   x = 67,260.24