Finding the Fourth Proportional to 82,769.88, 124,111.98 and 40,631.16

Step by Step Solution

1. Step 1: Write the proportion equation
   82,769.88 : 124,111.98 = 40,631.16 : x
2. Step 2: Convert to fraction form
   82,769.88/124,111.98 = 40,631.16/x
3. Step 3: Cross multiply
   82,769.88x = 124,111.98 × 40,631.16
4. Step 4: Simplify right side
   82,769.88x = 5,042,813,717.30
5. Step 5: Solve for x
   x = 5,042,813,717.30/82,769.88
6. Step 6: Final answer
   x = 60,925.71