Finding the Fourth Proportional to 17,646.05, 24,351.59 and 9,688.79

Step by Step Solution

1. Step 1: Write the proportion equation
   17,646.05 : 24,351.59 = 9,688.79 : x
2. Step 2: Convert to fraction form
   17,646.05/24,351.59 = 9,688.79/x
3. Step 3: Cross multiply
   17,646.05x = 24,351.59 × 9,688.79
4. Step 4: Simplify right side
   17,646.05x = 235,937,319.92
5. Step 5: Solve for x
   x = 235,937,319.92/17,646.05
6. Step 6: Final answer
   x = 13,370.55