Finding the Third Proportional to 6,721,826 and 10,087,653

Step by Step Solution

1. Step 1: Write the proportion equation
   6,721,826 : 10,087,653 = 10,087,653 : x
2. Step 2: Convert to fraction form
   6,721,826/10,087,653 = 10,087,653/x
3. Step 3: Cross multiply
   6,721,826x = 10,087,653 × 10,087,653
4. Step 4: Simplify right side
   6,721,826x = 101,760,743,048,409
5. Step 5: Solve for x
   x = 101,760,743,048,409/6,721,826
6. Step 6: Final answer
   x = 15,138,854.09