Finding the Third Proportional to 1,687,746 and 2,254,545

Step by Step Solution

1. Step 1: Write the proportion equation
   1,687,746 : 2,254,545 = 2,254,545 : x
2. Step 2: Convert to fraction form
   1,687,746/2,254,545 = 2,254,545/x
3. Step 3: Cross multiply
   1,687,746x = 2,254,545 × 2,254,545
4. Step 4: Simplify right side
   1,687,746x = 5,082,973,157,025
5. Step 5: Solve for x
   x = 5,082,973,157,025/1,687,746
6. Step 6: Final answer
   x = 3,011,693.20