Finding the Fourth Proportional to 5,132.79, 7,037.07 and 5,039.37

Step by Step Solution

1. Step 1: Write the proportion equation
   5,132.79 : 7,037.07 = 5,039.37 : x
2. Step 2: Convert to fraction form
   5,132.79/7,037.07 = 5,039.37/x
3. Step 3: Cross multiply
   5,132.79x = 7,037.07 × 5,039.37
4. Step 4: Simplify right side
   5,132.79x = 35,462,399.45
5. Step 5: Solve for x
   x = 35,462,399.45/5,132.79
6. Step 6: Final answer
   x = 6,908.99