Finding the Third Proportional to 4,150,434 and 9,088,212

Step by Step Solution

1. Step 1: Write the proportion equation
   4,150,434 : 9,088,212 = 9,088,212 : x
2. Step 2: Convert to fraction form
   4,150,434/9,088,212 = 9,088,212/x
3. Step 3: Cross multiply
   4,150,434x = 9,088,212 × 9,088,212
4. Step 4: Simplify right side
   4,150,434x = 82,595,597,356,944
5. Step 5: Solve for x
   x = 82,595,597,356,944/4,150,434
6. Step 6: Final answer
   x = 19,900,472.42