Finding the Third Proportional to 1,097.25 and 2,280.75

Step by Step Solution

1. Step 1: Write the proportion equation
   1,097.25 : 2,280.75 = 2,280.75 : x
2. Step 2: Convert to fraction form
   1,097.25/2,280.75 = 2,280.75/x
3. Step 3: Cross multiply
   1,097.25x = 2,280.75 × 2,280.75
4. Step 4: Simplify right side
   1,097.25x = 5,201,820.56
5. Step 5: Solve for x
   x = 5,201,820.56/1,097.25
6. Step 6: Final answer
   x = 4,740.78