Finding the Fourth Proportional to 89,793.72, 123,913.83 and 49,511.25

Step by Step Solution

1. Step 1: Write the proportion equation
   89,793.72 : 123,913.83 = 49,511.25 : x
2. Step 2: Convert to fraction form
   89,793.72/123,913.83 = 49,511.25/x
3. Step 3: Cross multiply
   89,793.72x = 123,913.83 × 49,511.25
4. Step 4: Simplify right side
   89,793.72x = 6,135,128,615.59
5. Step 5: Solve for x
   x = 6,135,128,615.59/89,793.72
6. Step 6: Final answer
   x = 68,324.70