Finding the Fourth Proportional to 7,499.09, 10,353.17 and 5,144.69

Step by Step Solution

1. Step 1: Write the proportion equation
   7,499.09 : 10,353.17 = 5,144.69 : x
2. Step 2: Convert to fraction form
   7,499.09/10,353.17 = 5,144.69/x
3. Step 3: Cross multiply
   7,499.09x = 10,353.17 × 5,144.69
4. Step 4: Simplify right side
   7,499.09x = 53,263,824.44
5. Step 5: Solve for x
   x = 53,263,824.44/7,499.09
6. Step 6: Final answer
   x = 7,102.71