Finding the Fourth Proportional to 9,499.26, 13,108.72 and 5,307.51

Step by Step Solution

1. Step 1: Write the proportion equation
   9,499.26 : 13,108.72 = 5,307.51 : x
2. Step 2: Convert to fraction form
   9,499.26/13,108.72 = 5,307.51/x
3. Step 3: Cross multiply
   9,499.26x = 13,108.72 × 5,307.51
4. Step 4: Simplify right side
   9,499.26x = 69,574,662.49
5. Step 5: Solve for x
   x = 69,574,662.49/9,499.26
6. Step 6: Final answer
   x = 7,324.22