Finding the Third Proportional to 1,535,655 and 3,306,780

Step by Step Solution

1. Step 1: Write the proportion equation
   1,535,655 : 3,306,780 = 3,306,780 : x
2. Step 2: Convert to fraction form
   1,535,655/3,306,780 = 3,306,780/x
3. Step 3: Cross multiply
   1,535,655x = 3,306,780 × 3,306,780
4. Step 4: Simplify right side
   1,535,655x = 10,934,793,968,400
5. Step 5: Solve for x
   x = 10,934,793,968,400/1,535,655
6. Step 6: Final answer
   x = 7,120,605.84