Finding the Fourth Proportional to 9,499.08, 13,104.64 and 5,722.20

Step by Step Solution

1. Step 1: Write the proportion equation
   9,499.08 : 13,104.64 = 5,722.20 : x
2. Step 2: Convert to fraction form
   9,499.08/13,104.64 = 5,722.20/x
3. Step 3: Cross multiply
   9,499.08x = 13,104.64 × 5,722.20
4. Step 4: Simplify right side
   9,499.08x = 74,987,371.01
5. Step 5: Solve for x
   x = 74,987,371.01/9,499.08
6. Step 6: Final answer
   x = 7,894.17