Finding the Third Proportional to 3,914,690 and 5,720,971

Step by Step Solution

1. Step 1: Write the proportion equation
   3,914,690 : 5,720,971 = 5,720,971 : x
2. Step 2: Convert to fraction form
   3,914,690/5,720,971 = 5,720,971/x
3. Step 3: Cross multiply
   3,914,690x = 5,720,971 × 5,720,971
4. Step 4: Simplify right side
   3,914,690x = 32,729,509,182,841
5. Step 5: Solve for x
   x = 32,729,509,182,841/3,914,690
6. Step 6: Final answer
   x = 8,360,689.91