Finding the Third Proportional to 10,498,727 and 21,835,508

Step by Step Solution

1. Step 1: Write the proportion equation
   10,498,727 : 21,835,508 = 21,835,508 : x
2. Step 2: Convert to fraction form
   10,498,727/21,835,508 = 21,835,508/x
3. Step 3: Cross multiply
   10,498,727x = 21,835,508 × 21,835,508
4. Step 4: Simplify right side
   10,498,727x = 476,789,409,618,064
5. Step 5: Solve for x
   x = 476,789,409,618,064/10,498,727
6. Step 6: Final answer
   x = 45,414,021.11