Finding the Fourth Proportional to 7,329.94, 10,128.70 and 5,337.02

Step by Step Solution

1. Step 1: Write the proportion equation
   7,329.94 : 10,128.70 = 5,337.02 : x
2. Step 2: Convert to fraction form
   7,329.94/10,128.70 = 5,337.02/x
3. Step 3: Cross multiply
   7,329.94x = 10,128.70 × 5,337.02
4. Step 4: Simplify right side
   7,329.94x = 54,057,074.47
5. Step 5: Solve for x
   x = 54,057,074.47/7,329.94
6. Step 6: Final answer
   x = 7,374.83