Finding the Fourth Proportional to 23,429.79, 32,333.07 and 12,819.42

Step by Step Solution

1. Step 1: Write the proportion equation
   23,429.79 : 32,333.07 = 12,819.42 : x
2. Step 2: Convert to fraction form
   23,429.79/32,333.07 = 12,819.42/x
3. Step 3: Cross multiply
   23,429.79x = 32,333.07 × 12,819.42
4. Step 4: Simplify right side
   23,429.79x = 414,491,204.22
5. Step 5: Solve for x
   x = 414,491,204.22/23,429.79
6. Step 6: Final answer
   x = 17,690.78