Finding the Fourth Proportional to 17,070.24, 23,556.72 and 9,618.24

Step by Step Solution

1. Step 1: Write the proportion equation
   17,070.24 : 23,556.72 = 9,618.24 : x
2. Step 2: Convert to fraction form
   17,070.24/23,556.72 = 9,618.24/x
3. Step 3: Cross multiply
   17,070.24x = 23,556.72 × 9,618.24
4. Step 4: Simplify right side
   17,070.24x = 226,574,186.57
5. Step 5: Solve for x
   x = 226,574,186.57/17,070.24
6. Step 6: Final answer
   x = 13,273.05