Finding the Fourth Proportional to 80,781.16, 121,196.47 and 41,366.18

Step by Step Solution

1. Step 1: Write the proportion equation
   80,781.16 : 121,196.47 = 41,366.18 : x
2. Step 2: Convert to fraction form
   80,781.16/121,196.47 = 41,366.18/x
3. Step 3: Cross multiply
   80,781.16x = 121,196.47 × 41,366.18
4. Step 4: Simplify right side
   80,781.16x = 5,013,434,993.38
5. Step 5: Solve for x
   x = 5,013,434,993.38/80,781.16
6. Step 6: Final answer
   x = 62,061.93