Finding the Fourth Proportional to 76,839.33, 115,231.31 and 32,469.55

Step by Step Solution

1. Step 1: Write the proportion equation
   76,839.33 : 115,231.31 = 32,469.55 : x
2. Step 2: Convert to fraction form
   76,839.33/115,231.31 = 32,469.55/x
3. Step 3: Cross multiply
   76,839.33x = 115,231.31 × 32,469.55
4. Step 4: Simplify right side
   76,839.33x = 3,741,508,452.95
5. Step 5: Solve for x
   x = 3,741,508,452.95/76,839.33
6. Step 6: Final answer
   x = 48,692.62