Finding the Third Proportional to 4,204,713 and 8,992,458

Step by Step Solution

1. Step 1: Write the proportion equation
   4,204,713 : 8,992,458 = 8,992,458 : x
2. Step 2: Convert to fraction form
   4,204,713/8,992,458 = 8,992,458/x
3. Step 3: Cross multiply
   4,204,713x = 8,992,458 × 8,992,458
4. Step 4: Simplify right side
   4,204,713x = 80,864,300,881,764
5. Step 5: Solve for x
   x = 80,864,300,881,764/4,204,713
6. Step 6: Final answer
   x = 19,231,824.12