Finding the Fourth Proportional to 89,981.73, 124,175.72 and 49,696.52

Step by Step Solution

1. Step 1: Write the proportion equation
   89,981.73 : 124,175.72 = 49,696.52 : x
2. Step 2: Convert to fraction form
   89,981.73/124,175.72 = 49,696.52/x
3. Step 3: Cross multiply
   89,981.73x = 124,175.72 × 49,696.52
4. Step 4: Simplify right side
   89,981.73x = 6,171,100,655.86
5. Step 5: Solve for x
   x = 6,171,100,655.86/89,981.73
6. Step 6: Final answer
   x = 68,581.71