Finding the Third Proportional to 2,074.50 and 4,480

Step by Step Solution

1. Step 1: Write the proportion equation
   2,074.50 : 4,480 = 4,480 : x
2. Step 2: Convert to fraction form
   2,074.50/4,480 = 4,480/x
3. Step 3: Cross multiply
   2,074.50x = 4,480 × 4,480
4. Step 4: Simplify right side
   2,074.50x = 20,070,400
5. Step 5: Solve for x
   x = 20,070,400/2,074.50
6. Step 6: Final answer
   x = 9,674.81