Finding the Third Proportional to 2,648.81 and 4,505.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,648.81 : 4,505.06 = 4,505.06 : x
2. Step 2: Convert to fraction form
   2,648.81/4,505.06 = 4,505.06/x
3. Step 3: Cross multiply
   2,648.81x = 4,505.06 × 4,505.06
4. Step 4: Simplify right side
   2,648.81x = 20,295,588.13
5. Step 5: Solve for x
   x = 20,295,588.13/2,648.81
6. Step 6: Final answer
   x = 7,662.15