Finding the Fourth Proportional to 8,562.86, 12,851.57 and 3,372.38

Step by Step Solution

1. Step 1: Write the proportion equation
   8,562.86 : 12,851.57 = 3,372.38 : x
2. Step 2: Convert to fraction form
   8,562.86/12,851.57 = 3,372.38/x
3. Step 3: Cross multiply
   8,562.86x = 12,851.57 × 3,372.38
4. Step 4: Simplify right side
   8,562.86x = 43,340,321.81
5. Step 5: Solve for x
   x = 43,340,321.81/8,562.86
6. Step 6: Final answer
   x = 5,061.43