Finding the Third Proportional to 1,564,928 and 3,428,746

Step by Step Solution

1. Step 1: Write the proportion equation
   1,564,928 : 3,428,746 = 3,428,746 : x
2. Step 2: Convert to fraction form
   1,564,928/3,428,746 = 3,428,746/x
3. Step 3: Cross multiply
   1,564,928x = 3,428,746 × 3,428,746
4. Step 4: Simplify right side
   1,564,928x = 11,756,299,132,516
5. Step 5: Solve for x
   x = 11,756,299,132,516/1,564,928
6. Step 6: Final answer
   x = 7,512,357.84