Finding the Fourth Proportional to 17,166.06, 23,687.21 and 9,611.34

Step by Step Solution

1. Step 1: Write the proportion equation
   17,166.06 : 23,687.21 = 9,611.34 : x
2. Step 2: Convert to fraction form
   17,166.06/23,687.21 = 9,611.34/x
3. Step 3: Cross multiply
   17,166.06x = 23,687.21 × 9,611.34
4. Step 4: Simplify right side
   17,166.06x = 227,665,780.90
5. Step 5: Solve for x
   x = 227,665,780.90/17,166.06
6. Step 6: Final answer
   x = 13,262.55