Finding the Fourth Proportional to 9,499.69, 13,103.37 and 5,720.26

Step by Step Solution

1. Step 1: Write the proportion equation
   9,499.69 : 13,103.37 = 5,720.26 : x
2. Step 2: Convert to fraction form
   9,499.69/13,103.37 = 5,720.26/x
3. Step 3: Cross multiply
   9,499.69x = 13,103.37 × 5,720.26
4. Step 4: Simplify right side
   9,499.69x = 74,954,683.28
5. Step 5: Solve for x
   x = 74,954,683.28/9,499.69
6. Step 6: Final answer
   x = 7,890.22