Finding the Fourth Proportional to 17,665.23, 24,378.01 and 9,707.45

Step by Step Solution

1. Step 1: Write the proportion equation
   17,665.23 : 24,378.01 = 9,707.45 : x
2. Step 2: Convert to fraction form
   17,665.23/24,378.01 = 9,707.45/x
3. Step 3: Cross multiply
   17,665.23x = 24,378.01 × 9,707.45
4. Step 4: Simplify right side
   17,665.23x = 236,648,313.17
5. Step 5: Solve for x
   x = 236,648,313.17/17,665.23
6. Step 6: Final answer
   x = 13,396.28