Finding the Fourth Proportional to 89,579.95, 123,622.31 and 49,293.61

Step by Step Solution

1. Step 1: Write the proportion equation
   89,579.95 : 123,622.31 = 49,293.61 : x
2. Step 2: Convert to fraction form
   89,579.95/123,622.31 = 49,293.61/x
3. Step 3: Cross multiply
   89,579.95x = 123,622.31 × 49,293.61
4. Step 4: Simplify right side
   89,579.95x = 6,093,790,359.34
5. Step 5: Solve for x
   x = 6,093,790,359.34/89,579.95
6. Step 6: Final answer
   x = 68,026.28