Finding the Fourth Proportional to 17,160.76, 23,680.20 and 9,606.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,160.76 : 23,680.20 = 9,606.50 : x
2. Step 2: Convert to fraction form
   17,160.76/23,680.20 = 9,606.50/x
3. Step 3: Cross multiply
   17,160.76x = 23,680.20 × 9,606.50
4. Step 4: Simplify right side
   17,160.76x = 227,483,793.69
5. Step 5: Solve for x
   x = 227,483,793.69/17,160.76
6. Step 6: Final answer
   x = 13,256.04