Finding the Third Proportional to 1,720,564 and 2,674,902

Step by Step Solution

1. Step 1: Write the proportion equation
   1,720,564 : 2,674,902 = 2,674,902 : x
2. Step 2: Convert to fraction form
   1,720,564/2,674,902 = 2,674,902/x
3. Step 3: Cross multiply
   1,720,564x = 2,674,902 × 2,674,902
4. Step 4: Simplify right side
   1,720,564x = 7,155,100,709,604
5. Step 5: Solve for x
   x = 7,155,100,709,604/1,720,564
6. Step 6: Final answer
   x = 4,158,578.65