Finding the Fourth Proportional to 23,419.32, 32,318.67 and 12,809.04

Step by Step Solution

1. Step 1: Write the proportion equation
   23,419.32 : 32,318.67 = 12,809.04 : x
2. Step 2: Convert to fraction form
   23,419.32/32,318.67 = 12,809.04/x
3. Step 3: Cross multiply
   23,419.32x = 32,318.67 × 12,809.04
4. Step 4: Simplify right side
   23,419.32x = 413,971,136.78
5. Step 5: Solve for x
   x = 413,971,136.78/23,419.32
6. Step 6: Final answer
   x = 17,676.48