Finding the Fourth Proportional to 17,031.83, 23,504.22 and 9,478.47

Step by Step Solution

1. Step 1: Write the proportion equation
   17,031.83 : 23,504.22 = 9,478.47 : x
2. Step 2: Convert to fraction form
   17,031.83/23,504.22 = 9,478.47/x
3. Step 3: Cross multiply
   17,031.83x = 23,504.22 × 9,478.47
4. Step 4: Simplify right side
   17,031.83x = 222,784,044.14
5. Step 5: Solve for x
   x = 222,784,044.14/17,031.83
6. Step 6: Final answer
   x = 13,080.46