Finding the Fourth Proportional to 23,422.24, 32,322.27 and 12,811.78

Step by Step Solution

1. Step 1: Write the proportion equation
   23,422.24 : 32,322.27 = 12,811.78 : x
2. Step 2: Convert to fraction form
   23,422.24/32,322.27 = 12,811.78/x
3. Step 3: Cross multiply
   23,422.24x = 32,322.27 × 12,811.78
4. Step 4: Simplify right side
   23,422.24x = 414,105,812.34
5. Step 5: Solve for x
   x = 414,105,812.34/23,422.24
6. Step 6: Final answer
   x = 17,680.03