Finding the Third Proportional to 14,451,590 and 21,134,766

Step by Step Solution

1. Step 1: Write the proportion equation
   14,451,590 : 21,134,766 = 21,134,766 : x
2. Step 2: Convert to fraction form
   14,451,590/21,134,766 = 21,134,766/x
3. Step 3: Cross multiply
   14,451,590x = 21,134,766 × 21,134,766
4. Step 4: Simplify right side
   14,451,590x = 446,678,333,874,756
5. Step 5: Solve for x
   x = 446,678,333,874,756/14,451,590
6. Step 6: Final answer
   x = 30,908,594.41