Finding the Third Proportional to 822,987 and 1,314,213

Step by Step Solution

1. Step 1: Write the proportion equation
   822,987 : 1,314,213 = 1,314,213 : x
2. Step 2: Convert to fraction form
   822,987/1,314,213 = 1,314,213/x
3. Step 3: Cross multiply
   822,987x = 1,314,213 × 1,314,213
4. Step 4: Simplify right side
   822,987x = 1,727,155,809,369
5. Step 5: Solve for x
   x = 1,727,155,809,369/822,987
6. Step 6: Final answer
   x = 2,098,642.88