Finding the Third Proportional to 1,732,668 and 2,666,663

Step by Step Solution

1. Step 1: Write the proportion equation
   1,732,668 : 2,666,663 = 2,666,663 : x
2. Step 2: Convert to fraction form
   1,732,668/2,666,663 = 2,666,663/x
3. Step 3: Cross multiply
   1,732,668x = 2,666,663 × 2,666,663
4. Step 4: Simplify right side
   1,732,668x = 7,111,091,555,569
5. Step 5: Solve for x
   x = 7,111,091,555,569/1,732,668
6. Step 6: Final answer
   x = 4,104,128.17