Finding the Third Proportional to 9,131,894 and 19,019,398

Step by Step Solution

1. Step 1: Write the proportion equation
   9,131,894 : 19,019,398 = 19,019,398 : x
2. Step 2: Convert to fraction form
   9,131,894/19,019,398 = 19,019,398/x
3. Step 3: Cross multiply
   9,131,894x = 19,019,398 × 19,019,398
4. Step 4: Simplify right side
   9,131,894x = 361,737,500,282,404
5. Step 5: Solve for x
   x = 361,737,500,282,404/9,131,894
6. Step 6: Final answer
   x = 39,612,538.24