Finding the Third Proportional to 1,077,664 and 1,673,376

Step by Step Solution

1. Step 1: Write the proportion equation
   1,077,664 : 1,673,376 = 1,673,376 : x
2. Step 2: Convert to fraction form
   1,077,664/1,673,376 = 1,673,376/x
3. Step 3: Cross multiply
   1,077,664x = 1,673,376 × 1,673,376
4. Step 4: Simplify right side
   1,077,664x = 2,800,187,237,376
5. Step 5: Solve for x
   x = 2,800,187,237,376/1,077,664
6. Step 6: Final answer
   x = 2,598,386.17