Finding the Fourth Proportional to 83,426.43, 125,052.12 and 39,015.75

Step by Step Solution

1. Step 1: Write the proportion equation
   83,426.43 : 125,052.12 = 39,015.75 : x
2. Step 2: Convert to fraction form
   83,426.43/125,052.12 = 39,015.75/x
3. Step 3: Cross multiply
   83,426.43x = 125,052.12 × 39,015.75
4. Step 4: Simplify right side
   83,426.43x = 4,879,002,250.89
5. Step 5: Solve for x
   x = 4,879,002,250.89/83,426.43
6. Step 6: Final answer
   x = 58,482.69