Finding the Fourth Proportional to 23,514.72, 32,449.76 and 12,904.32

Step by Step Solution

1. Step 1: Write the proportion equation
   23,514.72 : 32,449.76 = 12,904.32 : x
2. Step 2: Convert to fraction form
   23,514.72/32,449.76 = 12,904.32/x
3. Step 3: Cross multiply
   23,514.72x = 32,449.76 × 12,904.32
4. Step 4: Simplify right side
   23,514.72x = 418,742,086.96
5. Step 5: Solve for x
   x = 418,742,086.96/23,514.72
6. Step 6: Final answer
   x = 17,807.66