Finding the Fourth Proportional to 89,025, 122,854.50 and 49,281

Step by Step Solution

1. Step 1: Write the proportion equation
   89,025 : 122,854.50 = 49,281 : x
2. Step 2: Convert to fraction form
   89,025/122,854.50 = 49,281/x
3. Step 3: Cross multiply
   89,025x = 122,854.50 × 49,281
4. Step 4: Simplify right side
   89,025x = 6,054,392,614.50
5. Step 5: Solve for x
   x = 6,054,392,614.50/89,025
6. Step 6: Final answer
   x = 68,007.78