Finding the Fourth Proportional to 12,797.31, 17,662.55 and 9,583.23

Step by Step Solution

1. Step 1: Write the proportion equation
   12,797.31 : 17,662.55 = 9,583.23 : x
2. Step 2: Convert to fraction form
   12,797.31/17,662.55 = 9,583.23/x
3. Step 3: Cross multiply
   12,797.31x = 17,662.55 × 9,583.23
4. Step 4: Simplify right side
   12,797.31x = 169,264,279.04
5. Step 5: Solve for x
   x = 169,264,279.04/12,797.31
6. Step 6: Final answer
   x = 13,226.55