Finding the Fourth Proportional to 23,406.40, 32,301.30 and 12,796.48

Step by Step Solution

1. Step 1: Write the proportion equation
   23,406.40 : 32,301.30 = 12,796.48 : x
2. Step 2: Convert to fraction form
   23,406.40/32,301.30 = 12,796.48/x
3. Step 3: Cross multiply
   23,406.40x = 32,301.30 × 12,796.48
4. Step 4: Simplify right side
   23,406.40x = 413,342,939.42
5. Step 5: Solve for x
   x = 413,342,939.42/23,406.40
6. Step 6: Final answer
   x = 17,659.40