Finding the Fourth Proportional to 23,412.96, 32,308.20 and 12,800.34

Step by Step Solution

1. Step 1: Write the proportion equation
   23,412.96 : 32,308.20 = 12,800.34 : x
2. Step 2: Convert to fraction form
   23,412.96/32,308.20 = 12,800.34/x
3. Step 3: Cross multiply
   23,412.96x = 32,308.20 × 12,800.34
4. Step 4: Simplify right side
   23,412.96x = 413,555,944.79
5. Step 5: Solve for x
   x = 413,555,944.79/23,412.96
6. Step 6: Final answer
   x = 17,663.55