Finding the Fourth Proportional to 89,025.45, 122,854.89 and 48,738.87

Step by Step Solution

1. Step 1: Write the proportion equation
   89,025.45 : 122,854.89 = 48,738.87 : x
2. Step 2: Convert to fraction form
   89,025.45/122,854.89 = 48,738.87/x
3. Step 3: Cross multiply
   89,025.45x = 122,854.89 × 48,738.87
4. Step 4: Simplify right side
   89,025.45x = 5,987,808,512.57
5. Step 5: Solve for x
   x = 5,987,808,512.57/89,025.45
6. Step 6: Final answer
   x = 67,259.51