Finding the Third Proportional to 1,255.92 and 2,662.45

Step by Step Solution

1. Step 1: Write the proportion equation
   1,255.92 : 2,662.45 = 2,662.45 : x
2. Step 2: Convert to fraction form
   1,255.92/2,662.45 = 2,662.45/x
3. Step 3: Cross multiply
   1,255.92x = 2,662.45 × 2,662.45
4. Step 4: Simplify right side
   1,255.92x = 7,088,656.64
5. Step 5: Solve for x
   x = 7,088,656.64/1,255.92
6. Step 6: Final answer
   x = 5,644.19