Finding the Third Proportional to 4,194,700 and 9,189,738

Step by Step Solution

1. Step 1: Write the proportion equation
   4,194,700 : 9,189,738 = 9,189,738 : x
2. Step 2: Convert to fraction form
   4,194,700/9,189,738 = 9,189,738/x
3. Step 3: Cross multiply
   4,194,700x = 9,189,738 × 9,189,738
4. Step 4: Simplify right side
   4,194,700x = 84,451,284,508,644
5. Step 5: Solve for x
   x = 84,451,284,508,644/4,194,700
6. Step 6: Final answer
   x = 20,132,854.44