Finding the Third Proportional to 1,564,929 and 3,428,748

Step by Step Solution

1. Step 1: Write the proportion equation
   1,564,929 : 3,428,748 = 3,428,748 : x
2. Step 2: Convert to fraction form
   1,564,929/3,428,748 = 3,428,748/x
3. Step 3: Cross multiply
   1,564,929x = 3,428,748 × 3,428,748
4. Step 4: Simplify right side
   1,564,929x = 11,756,312,847,504
5. Step 5: Solve for x
   x = 11,756,312,847,504/1,564,929
6. Step 6: Final answer
   x = 7,512,361.81