Finding the Fourth Proportional to 8,767.42, 13,151.31 and 2,527.90

Step by Step Solution

1. Step 1: Write the proportion equation
   8,767.42 : 13,151.31 = 2,527.90 : x
2. Step 2: Convert to fraction form
   8,767.42/13,151.31 = 2,527.90/x
3. Step 3: Cross multiply
   8,767.42x = 13,151.31 × 2,527.90
4. Step 4: Simplify right side
   8,767.42x = 33,245,196.55
5. Step 5: Solve for x
   x = 33,245,196.55/8,767.42
6. Step 6: Final answer
   x = 3,791.90