Finding the Fourth Proportional to 17,165.58, 23,690.78 and 9,612.33

Step by Step Solution

1. Step 1: Write the proportion equation
   17,165.58 : 23,690.78 = 9,612.33 : x
2. Step 2: Convert to fraction form
   17,165.58/23,690.78 = 9,612.33/x
3. Step 3: Cross multiply
   17,165.58x = 23,690.78 × 9,612.33
4. Step 4: Simplify right side
   17,165.58x = 227,723,595.32
5. Step 5: Solve for x
   x = 227,723,595.32/17,165.58
6. Step 6: Final answer
   x = 13,266.29