Finding the Fourth Proportional to 89,884.72, 124,039.48 and 49,048.56

Step by Step Solution

1. Step 1: Write the proportion equation
   89,884.72 : 124,039.48 = 49,048.56 : x
2. Step 2: Convert to fraction form
   89,884.72/124,039.48 = 49,048.56/x
3. Step 3: Cross multiply
   89,884.72x = 124,039.48 × 49,048.56
4. Step 4: Simplify right side
   89,884.72x = 6,083,957,877.15
5. Step 5: Solve for x
   x = 6,083,957,877.15/89,884.72
6. Step 6: Final answer
   x = 67,686.23