Finding the Fourth Proportional to 89,789.64, 123,915.27 and 49,503.33

Step by Step Solution

1. Step 1: Write the proportion equation
   89,789.64 : 123,915.27 = 49,503.33 : x
2. Step 2: Convert to fraction form
   89,789.64/123,915.27 = 49,503.33/x
3. Step 3: Cross multiply
   89,789.64x = 123,915.27 × 49,503.33
4. Step 4: Simplify right side
   89,789.64x = 6,134,218,061.52
5. Step 5: Solve for x
   x = 6,134,218,061.52/89,789.64
6. Step 6: Final answer
   x = 68,317.66