Finding the Third Proportional to 9,046,992 and 19,665,600

Step by Step Solution

1. Step 1: Write the proportion equation
   9,046,992 : 19,665,600 = 19,665,600 : x
2. Step 2: Convert to fraction form
   9,046,992/19,665,600 = 19,665,600/x
3. Step 3: Cross multiply
   9,046,992x = 19,665,600 × 19,665,600
4. Step 4: Simplify right side
   9,046,992x = 386,735,823,360,000
5. Step 5: Solve for x
   x = 386,735,823,360,000/9,046,992
6. Step 6: Final answer
   x = 42,747,448.36