Finding the Third Proportional to 1,442,918 and 2,242,971

Step by Step Solution

1. Step 1: Write the proportion equation
   1,442,918 : 2,242,971 = 2,242,971 : x
2. Step 2: Convert to fraction form
   1,442,918/2,242,971 = 2,242,971/x
3. Step 3: Cross multiply
   1,442,918x = 2,242,971 × 2,242,971
4. Step 4: Simplify right side
   1,442,918x = 5,030,918,906,841
5. Step 5: Solve for x
   x = 5,030,918,906,841/1,442,918
6. Step 6: Final answer
   x = 3,486,628.42