Finding the Fourth Proportional to 7,280.94, 10,045.97 and 5,288.03

Step by Step Solution

1. Step 1: Write the proportion equation
   7,280.94 : 10,045.97 = 5,288.03 : x
2. Step 2: Convert to fraction form
   7,280.94/10,045.97 = 5,288.03/x
3. Step 3: Cross multiply
   7,280.94x = 10,045.97 × 5,288.03
4. Step 4: Simplify right side
   7,280.94x = 53,123,457.83
5. Step 5: Solve for x
   x = 53,123,457.83/7,280.94
6. Step 6: Final answer
   x = 7,296.24