Finding the Fourth Proportional to 23,401.23, 32,293.71 and 12,790.86

Step by Step Solution

1. Step 1: Write the proportion equation
   23,401.23 : 32,293.71 = 12,790.86 : x
2. Step 2: Convert to fraction form
   23,401.23/32,293.71 = 12,790.86/x
3. Step 3: Cross multiply
   23,401.23x = 32,293.71 × 12,790.86
4. Step 4: Simplify right side
   23,401.23x = 413,064,238.96
5. Step 5: Solve for x
   x = 413,064,238.96/23,401.23
6. Step 6: Final answer
   x = 17,651.39