Finding the Fourth Proportional to 5,275.89, 7,280.43 and 3,093.69

Step by Step Solution

1. Step 1: Write the proportion equation
   5,275.89 : 7,280.43 = 3,093.69 : x
2. Step 2: Convert to fraction form
   5,275.89/7,280.43 = 3,093.69/x
3. Step 3: Cross multiply
   5,275.89x = 7,280.43 × 3,093.69
4. Step 4: Simplify right side
   5,275.89x = 22,523,409.19
5. Step 5: Solve for x
   x = 22,523,409.19/5,275.89
6. Step 6: Final answer
   x = 4,269.12