Finding the Fourth Proportional to 23,514.72, 32,450.76 and 12,905.16

Step by Step Solution

1. Step 1: Write the proportion equation
   23,514.72 : 32,450.76 = 12,905.16 : x
2. Step 2: Convert to fraction form
   23,514.72/32,450.76 = 12,905.16/x
3. Step 3: Cross multiply
   23,514.72x = 32,450.76 × 12,905.16
4. Step 4: Simplify right side
   23,514.72x = 418,782,249.92
5. Step 5: Solve for x
   x = 418,782,249.92/23,514.72
6. Step 6: Final answer
   x = 17,809.37