Finding the Fourth Proportional to 23,247.12, 32,080.98 and 12,636.82

Step by Step Solution

1. Step 1: Write the proportion equation
   23,247.12 : 32,080.98 = 12,636.82 : x
2. Step 2: Convert to fraction form
   23,247.12/32,080.98 = 12,636.82/x
3. Step 3: Cross multiply
   23,247.12x = 32,080.98 × 12,636.82
4. Step 4: Simplify right side
   23,247.12x = 405,401,569.68
5. Step 5: Solve for x
   x = 405,401,569.68/23,247.12
6. Step 6: Final answer
   x = 17,438.79