Finding the Third Proportional to 1,287,444 and 2,796,126

Step by Step Solution

1. Step 1: Write the proportion equation
   1,287,444 : 2,796,126 = 2,796,126 : x
2. Step 2: Convert to fraction form
   1,287,444/2,796,126 = 2,796,126/x
3. Step 3: Cross multiply
   1,287,444x = 2,796,126 × 2,796,126
4. Step 4: Simplify right side
   1,287,444x = 7,818,320,607,876
5. Step 5: Solve for x
   x = 7,818,320,607,876/1,287,444
6. Step 6: Final answer
   x = 6,072,746.16