Finding the Fourth Proportional to 17,210.74, 23,749.36 and 9,656.05

Step by Step Solution

1. Step 1: Write the proportion equation
   17,210.74 : 23,749.36 = 9,656.05 : x
2. Step 2: Convert to fraction form
   17,210.74/23,749.36 = 9,656.05/x
3. Step 3: Cross multiply
   17,210.74x = 23,749.36 × 9,656.05
4. Step 4: Simplify right side
   17,210.74x = 229,325,007.63
5. Step 5: Solve for x
   x = 229,325,007.63/17,210.74
6. Step 6: Final answer
   x = 13,324.53