Finding the Fourth Proportional to 89,903.49, 124,066.72 and 49,617.27

Step by Step Solution

1. Step 1: Write the proportion equation
   89,903.49 : 124,066.72 = 49,617.27 : x
2. Step 2: Convert to fraction form
   89,903.49/124,066.72 = 49,617.27/x
3. Step 3: Cross multiply
   89,903.49x = 124,066.72 × 49,617.27
4. Step 4: Simplify right side
   89,903.49x = 6,155,852,006.28
5. Step 5: Solve for x
   x = 6,155,852,006.28/89,903.49
6. Step 6: Final answer
   x = 68,471.78