Finding the Third Proportional to 2,218,417 and 4,541,958

Step by Step Solution

1. Step 1: Write the proportion equation
   2,218,417 : 4,541,958 = 4,541,958 : x
2. Step 2: Convert to fraction form
   2,218,417/4,541,958 = 4,541,958/x
3. Step 3: Cross multiply
   2,218,417x = 4,541,958 × 4,541,958
4. Step 4: Simplify right side
   2,218,417x = 20,629,382,473,764
5. Step 5: Solve for x
   x = 20,629,382,473,764/2,218,417
6. Step 6: Final answer
   x = 9,299,145.50