Finding the Third Proportional to 1,732,664 and 2,666,657

Step by Step Solution

1. Step 1: Write the proportion equation
   1,732,664 : 2,666,657 = 2,666,657 : x
2. Step 2: Convert to fraction form
   1,732,664/2,666,657 = 2,666,657/x
3. Step 3: Cross multiply
   1,732,664x = 2,666,657 × 2,666,657
4. Step 4: Simplify right side
   1,732,664x = 7,111,059,555,649
5. Step 5: Solve for x
   x = 7,111,059,555,649/1,732,664
6. Step 6: Final answer
   x = 4,104,119.18