Finding the Third Proportional to 1,010,728 and 2,199,632

Step by Step Solution

1. Step 1: Write the proportion equation
   1,010,728 : 2,199,632 = 2,199,632 : x
2. Step 2: Convert to fraction form
   1,010,728/2,199,632 = 2,199,632/x
3. Step 3: Cross multiply
   1,010,728x = 2,199,632 × 2,199,632
4. Step 4: Simplify right side
   1,010,728x = 4,838,380,935,424
5. Step 5: Solve for x
   x = 4,838,380,935,424/1,010,728
6. Step 6: Final answer
   x = 4,787,025.72