Finding the Fourth Proportional to 7,449.50, 10,280.49 and 4,092.53

Step by Step Solution

1. Step 1: Write the proportion equation
   7,449.50 : 10,280.49 = 4,092.53 : x
2. Step 2: Convert to fraction form
   7,449.50/10,280.49 = 4,092.53/x
3. Step 3: Cross multiply
   7,449.50x = 10,280.49 × 4,092.53
4. Step 4: Simplify right side
   7,449.50x = 42,073,146.99
5. Step 5: Solve for x
   x = 42,073,146.99/7,449.50
6. Step 6: Final answer
   x = 5,647.78