Finding the Third Proportional to 1,314,646 and 1,980,620

Step by Step Solution

1. Step 1: Write the proportion equation
   1,314,646 : 1,980,620 = 1,980,620 : x
2. Step 2: Convert to fraction form
   1,314,646/1,980,620 = 1,980,620/x
3. Step 3: Cross multiply
   1,314,646x = 1,980,620 × 1,980,620
4. Step 4: Simplify right side
   1,314,646x = 3,922,855,584,400
5. Step 5: Solve for x
   x = 3,922,855,584,400/1,314,646
6. Step 6: Final answer
   x = 2,983,963.43