Finding the Fourth Proportional to 82,818.81, 124,256.61 and 35,414.37

Step by Step Solution

1. Step 1: Write the proportion equation
   82,818.81 : 124,256.61 = 35,414.37 : x
2. Step 2: Convert to fraction form
   82,818.81/124,256.61 = 35,414.37/x
3. Step 3: Cross multiply
   82,818.81x = 124,256.61 × 35,414.37
4. Step 4: Simplify right side
   82,818.81x = 4,400,469,561.49
5. Step 5: Solve for x
   x = 4,400,469,561.49/82,818.81
6. Step 6: Final answer
   x = 53,133.70