Finding the Fourth Proportional to 8,307.39, 11,457.72 and 5,323.51

Step by Step Solution

1. Step 1: Write the proportion equation
   8,307.39 : 11,457.72 = 5,323.51 : x
2. Step 2: Convert to fraction form
   8,307.39/11,457.72 = 5,323.51/x
3. Step 3: Cross multiply
   8,307.39x = 11,457.72 × 5,323.51
4. Step 4: Simplify right side
   8,307.39x = 60,995,287.00
5. Step 5: Solve for x
   x = 60,995,287.00/8,307.39
6. Step 6: Final answer
   x = 7,342.29