Finding the Third Proportional to 681,912 and 1,022,868

Step by Step Solution

1. Step 1: Write the proportion equation
   681,912 : 1,022,868 = 1,022,868 : x
2. Step 2: Convert to fraction form
   681,912/1,022,868 = 1,022,868/x
3. Step 3: Cross multiply
   681,912x = 1,022,868 × 1,022,868
4. Step 4: Simplify right side
   681,912x = 1,046,258,945,424
5. Step 5: Solve for x
   x = 1,046,258,945,424/681,912
6. Step 6: Final answer
   x = 1,534,302