Finding the Fourth Proportional to 89,732.52, 123,836.31 and 49,446.23

Step by Step Solution

1. Step 1: Write the proportion equation
   89,732.52 : 123,836.31 = 49,446.23 : x
2. Step 2: Convert to fraction form
   89,732.52/123,836.31 = 49,446.23/x
3. Step 3: Cross multiply
   89,732.52x = 123,836.31 × 49,446.23
4. Step 4: Simplify right side
   89,732.52x = 6,123,238,047.43
5. Step 5: Solve for x
   x = 6,123,238,047.43/89,732.52
6. Step 6: Final answer
   x = 68,238.78