Finding the Third Proportional to 1,522,432 and 3,278,720

Step by Step Solution

1. Step 1: Write the proportion equation
   1,522,432 : 3,278,720 = 3,278,720 : x
2. Step 2: Convert to fraction form
   1,522,432/3,278,720 = 3,278,720/x
3. Step 3: Cross multiply
   1,522,432x = 3,278,720 × 3,278,720
4. Step 4: Simplify right side
   1,522,432x = 10,750,004,838,400
5. Step 5: Solve for x
   x = 10,750,004,838,400/1,522,432
6. Step 6: Final answer
   x = 7,061,073.89