Finding the Fourth Proportional to 82,786.19, 124,081.49 and 35,387.42

Step by Step Solution

1. Step 1: Write the proportion equation
   82,786.19 : 124,081.49 = 35,387.42 : x
2. Step 2: Convert to fraction form
   82,786.19/124,081.49 = 35,387.42/x
3. Step 3: Cross multiply
   82,786.19x = 124,081.49 × 35,387.42
4. Step 4: Simplify right side
   82,786.19x = 4,390,923,268.92
5. Step 5: Solve for x
   x = 4,390,923,268.92/82,786.19
6. Step 6: Final answer
   x = 53,039.32