Finding the Third Proportional to 1,272,519 and 2,744,292

Step by Step Solution

1. Step 1: Write the proportion equation
   1,272,519 : 2,744,292 = 2,744,292 : x
2. Step 2: Convert to fraction form
   1,272,519/2,744,292 = 2,744,292/x
3. Step 3: Cross multiply
   1,272,519x = 2,744,292 × 2,744,292
4. Step 4: Simplify right side
   1,272,519x = 7,531,138,581,264
5. Step 5: Solve for x
   x = 7,531,138,581,264/1,272,519
6. Step 6: Final answer
   x = 5,918,291.66