Finding the Third Proportional to 1,064.44 and 2,280.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,064.44 : 2,280.56 = 2,280.56 : x
2. Step 2: Convert to fraction form
   1,064.44/2,280.56 = 2,280.56/x
3. Step 3: Cross multiply
   1,064.44x = 2,280.56 × 2,280.56
4. Step 4: Simplify right side
   1,064.44x = 5,200,965.32
5. Step 5: Solve for x
   x = 5,200,965.32/1,064.44
6. Step 6: Final answer
   x = 4,886.12