Finding the Third Proportional to 1,664.46 and 2,103.71

Step by Step Solution

1. Step 1: Write the proportion equation
   1,664.46 : 2,103.71 = 2,103.71 : x
2. Step 2: Convert to fraction form
   1,664.46/2,103.71 = 2,103.71/x
3. Step 3: Cross multiply
   1,664.46x = 2,103.71 × 2,103.71
4. Step 4: Simplify right side
   1,664.46x = 4,425,579.16
5. Step 5: Solve for x
   x = 4,425,579.16/1,664.46
6. Step 6: Final answer
   x = 2,658.88