Finding the Fourth Proportional to 23,476.30, 32,397.41 and 12,866.31

Step by Step Solution

1. Step 1: Write the proportion equation
   23,476.30 : 32,397.41 = 12,866.31 : x
2. Step 2: Convert to fraction form
   23,476.30/32,397.41 = 12,866.31/x
3. Step 3: Cross multiply
   23,476.30x = 32,397.41 × 12,866.31
4. Step 4: Simplify right side
   23,476.30x = 416,835,152.42
5. Step 5: Solve for x
   x = 416,835,152.42/23,476.30
6. Step 6: Final answer
   x = 17,755.57