Finding the Fourth Proportional to 9,085, 12,532.17 and 5,722.03

Step by Step Solution

1. Step 1: Write the proportion equation
   9,085 : 12,532.17 = 5,722.03 : x
2. Step 2: Convert to fraction form
   9,085/12,532.17 = 5,722.03/x
3. Step 3: Cross multiply
   9,085x = 12,532.17 × 5,722.03
4. Step 4: Simplify right side
   9,085x = 71,709,452.71
5. Step 5: Solve for x
   x = 71,709,452.71/9,085
6. Step 6: Final answer
   x = 7,893.17