Finding the Third Proportional to 1,722,620 and 2,644,196

Step by Step Solution

1. Step 1: Write the proportion equation
   1,722,620 : 2,644,196 = 2,644,196 : x
2. Step 2: Convert to fraction form
   1,722,620/2,644,196 = 2,644,196/x
3. Step 3: Cross multiply
   1,722,620x = 2,644,196 × 2,644,196
4. Step 4: Simplify right side
   1,722,620x = 6,991,772,486,416
5. Step 5: Solve for x
   x = 6,991,772,486,416/1,722,620
6. Step 6: Final answer
   x = 4,058,801.41