Finding the Fourth Proportional to 5,442.72, 7,503.12 and 5,368.56

Step by Step Solution

1. Step 1: Write the proportion equation
   5,442.72 : 7,503.12 = 5,368.56 : x
2. Step 2: Convert to fraction form
   5,442.72/7,503.12 = 5,368.56/x
3. Step 3: Cross multiply
   5,442.72x = 7,503.12 × 5,368.56
4. Step 4: Simplify right side
   5,442.72x = 40,280,949.91
5. Step 5: Solve for x
   x = 40,280,949.91/5,442.72
6. Step 6: Final answer
   x = 7,400.89