Finding the Fourth Proportional to 7,280.56, 10,028.46 and 5,152.42

Step by Step Solution

1. Step 1: Write the proportion equation
   7,280.56 : 10,028.46 = 5,152.42 : x
2. Step 2: Convert to fraction form
   7,280.56/10,028.46 = 5,152.42/x
3. Step 3: Cross multiply
   7,280.56x = 10,028.46 × 5,152.42
4. Step 4: Simplify right side
   7,280.56x = 51,670,837.87
5. Step 5: Solve for x
   x = 51,670,837.87/7,280.56
6. Step 6: Final answer
   x = 7,097.10