Finding the Third Proportional to 2,078.25 and 4,445.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,078.25 : 4,445.63 = 4,445.63 : x
2. Step 2: Convert to fraction form
   2,078.25/4,445.63 = 4,445.63/x
3. Step 3: Cross multiply
   2,078.25x = 4,445.63 × 4,445.63
4. Step 4: Simplify right side
   2,078.25x = 19,763,581.64
5. Step 5: Solve for x
   x = 19,763,581.64/2,078.25
6. Step 6: Final answer
   x = 9,509.72