Finding the Fourth Proportional to 23,477.86, 32,399.31 and 12,867.94

Step by Step Solution

1. Step 1: Write the proportion equation
   23,477.86 : 32,399.31 = 12,867.94 : x
2. Step 2: Convert to fraction form
   23,477.86/32,399.31 = 12,867.94/x
3. Step 3: Cross multiply
   23,477.86x = 32,399.31 × 12,867.94
4. Step 4: Simplify right side
   23,477.86x = 416,912,377.12
5. Step 5: Solve for x
   x = 416,912,377.12/23,477.86
6. Step 6: Final answer
   x = 17,757.68