Finding the Third Proportional to 1,668,398 and 3,642,748

Step by Step Solution

1. Step 1: Write the proportion equation
   1,668,398 : 3,642,748 = 3,642,748 : x
2. Step 2: Convert to fraction form
   1,668,398/3,642,748 = 3,642,748/x
3. Step 3: Cross multiply
   1,668,398x = 3,642,748 × 3,642,748
4. Step 4: Simplify right side
   1,668,398x = 13,269,612,991,504
5. Step 5: Solve for x
   x = 13,269,612,991,504/1,668,398
6. Step 6: Final answer
   x = 7,953,505.69