Finding the Fourth Proportional to 23,219.29, 32,042.34 and 12,609

Step by Step Solution

1. Step 1: Write the proportion equation
   23,219.29 : 32,042.34 = 12,609 : x
2. Step 2: Convert to fraction form
   23,219.29/32,042.34 = 12,609/x
3. Step 3: Cross multiply
   23,219.29x = 32,042.34 × 12,609
4. Step 4: Simplify right side
   23,219.29x = 404,021,865.06
5. Step 5: Solve for x
   x = 404,021,865.06/23,219.29
6. Step 6: Final answer
   x = 17,400.27