Finding the Fourth Proportional to 17,166.72, 23,693.04 and 9,714.72

Step by Step Solution

1. Step 1: Write the proportion equation
   17,166.72 : 23,693.04 = 9,714.72 : x
2. Step 2: Convert to fraction form
   17,166.72/23,693.04 = 9,714.72/x
3. Step 3: Cross multiply
   17,166.72x = 23,693.04 × 9,714.72
4. Step 4: Simplify right side
   17,166.72x = 230,171,249.55
5. Step 5: Solve for x
   x = 230,171,249.55/17,166.72
6. Step 6: Final answer
   x = 13,407.99