Finding the Third Proportional to 1,210,633 and 1,950,653

Step by Step Solution

1. Step 1: Write the proportion equation
   1,210,633 : 1,950,653 = 1,950,653 : x
2. Step 2: Convert to fraction form
   1,210,633/1,950,653 = 1,950,653/x
3. Step 3: Cross multiply
   1,210,633x = 1,950,653 × 1,950,653
4. Step 4: Simplify right side
   1,210,633x = 3,805,047,126,409
5. Step 5: Solve for x
   x = 3,805,047,126,409/1,210,633
6. Step 6: Final answer
   x = 3,143,022.80