Finding the Third Proportional to 9,260,164 and 19,942,604

Step by Step Solution

1. Step 1: Write the proportion equation
   9,260,164 : 19,942,604 = 19,942,604 : x
2. Step 2: Convert to fraction form
   9,260,164/19,942,604 = 19,942,604/x
3. Step 3: Cross multiply
   9,260,164x = 19,942,604 × 19,942,604
4. Step 4: Simplify right side
   9,260,164x = 397,707,454,300,816
5. Step 5: Solve for x
   x = 397,707,454,300,816/9,260,164
6. Step 6: Final answer
   x = 42,948,208.51