Finding the Fourth Proportional to 89,414.89, 123,446.64 and 59,226.10

Step by Step Solution

1. Step 1: Write the proportion equation
   89,414.89 : 123,446.64 = 59,226.10 : x
2. Step 2: Convert to fraction form
   89,414.89/123,446.64 = 59,226.10/x
3. Step 3: Cross multiply
   89,414.89x = 123,446.64 × 59,226.10
4. Step 4: Simplify right side
   89,414.89x = 7,311,263,045.30
5. Step 5: Solve for x
   x = 7,311,263,045.30/89,414.89
6. Step 6: Final answer
   x = 81,767.85