Finding the Third Proportional to 822,454 and 1,290,482

Step by Step Solution

1. Step 1: Write the proportion equation
   822,454 : 1,290,482 = 1,290,482 : x
2. Step 2: Convert to fraction form
   822,454/1,290,482 = 1,290,482/x
3. Step 3: Cross multiply
   822,454x = 1,290,482 × 1,290,482
4. Step 4: Simplify right side
   822,454x = 1,665,343,792,324
5. Step 5: Solve for x
   x = 1,665,343,792,324/822,454
6. Step 6: Final answer
   x = 2,024,847.34