Finding the Third Proportional to 1,272,584 and 2,744,424

Step by Step Solution

1. Step 1: Write the proportion equation
   1,272,584 : 2,744,424 = 2,744,424 : x
2. Step 2: Convert to fraction form
   1,272,584/2,744,424 = 2,744,424/x
3. Step 3: Cross multiply
   1,272,584x = 2,744,424 × 2,744,424
4. Step 4: Simplify right side
   1,272,584x = 7,531,863,091,776
5. Step 5: Solve for x
   x = 7,531,863,091,776/1,272,584
6. Step 6: Final answer
   x = 5,918,558.69