Finding the Third Proportional to 4,441,340 and 9,231,592

Step by Step Solution

1. Step 1: Write the proportion equation
   4,441,340 : 9,231,592 = 9,231,592 : x
2. Step 2: Convert to fraction form
   4,441,340/9,231,592 = 9,231,592/x
3. Step 3: Cross multiply
   4,441,340x = 9,231,592 × 9,231,592
4. Step 4: Simplify right side
   4,441,340x = 85,222,290,854,464
5. Step 5: Solve for x
   x = 85,222,290,854,464/4,441,340
6. Step 6: Final answer
   x = 19,188,418.55