Finding the Third Proportional to 1,752,920 and 2,706,780

Step by Step Solution

1. Step 1: Write the proportion equation
   1,752,920 : 2,706,780 = 2,706,780 : x
2. Step 2: Convert to fraction form
   1,752,920/2,706,780 = 2,706,780/x
3. Step 3: Cross multiply
   1,752,920x = 2,706,780 × 2,706,780
4. Step 4: Simplify right side
   1,752,920x = 7,326,657,968,400
5. Step 5: Solve for x
   x = 7,326,657,968,400/1,752,920
6. Step 6: Final answer
   x = 4,179,687.59