Finding the Fourth Proportional to 23,361.32, 35,021.14 and 8,566.78

Step by Step Solution

1. Step 1: Write the proportion equation
   23,361.32 : 35,021.14 = 8,566.78 : x
2. Step 2: Convert to fraction form
   23,361.32/35,021.14 = 8,566.78/x
3. Step 3: Cross multiply
   23,361.32x = 35,021.14 × 8,566.78
4. Step 4: Simplify right side
   23,361.32x = 300,018,401.73
5. Step 5: Solve for x
   x = 300,018,401.73/23,361.32
6. Step 6: Final answer
   x = 12,842.53