Finding the Third Proportional to 1,720,562 and 2,674,899

Step by Step Solution

1. Step 1: Write the proportion equation
   1,720,562 : 2,674,899 = 2,674,899 : x
2. Step 2: Convert to fraction form
   1,720,562/2,674,899 = 2,674,899/x
3. Step 3: Cross multiply
   1,720,562x = 2,674,899 × 2,674,899
4. Step 4: Simplify right side
   1,720,562x = 7,155,084,660,201
5. Step 5: Solve for x
   x = 7,155,084,660,201/1,720,562
6. Step 6: Final answer
   x = 4,158,574.15