Finding the Third Proportional to 1,296,516 and 1,962,669

Step by Step Solution

1. Step 1: Write the proportion equation
   1,296,516 : 1,962,669 = 1,962,669 : x
2. Step 2: Convert to fraction form
   1,296,516/1,962,669 = 1,962,669/x
3. Step 3: Cross multiply
   1,296,516x = 1,962,669 × 1,962,669
4. Step 4: Simplify right side
   1,296,516x = 3,852,069,603,561
5. Step 5: Solve for x
   x = 3,852,069,603,561/1,296,516
6. Step 6: Final answer
   x = 2,971,092.99