Finding the Third Proportional to 1,673,288 and 2,585,512

Step by Step Solution

1. Step 1: Write the proportion equation
   1,673,288 : 2,585,512 = 2,585,512 : x
2. Step 2: Convert to fraction form
   1,673,288/2,585,512 = 2,585,512/x
3. Step 3: Cross multiply
   1,673,288x = 2,585,512 × 2,585,512
4. Step 4: Simplify right side
   1,673,288x = 6,684,872,302,144
5. Step 5: Solve for x
   x = 6,684,872,302,144/1,673,288
6. Step 6: Final answer
   x = 3,995,051.84