Finding the Third Proportional to 2,287,809 and 4,930,216

Step by Step Solution

1. Step 1: Write the proportion equation
   2,287,809 : 4,930,216 = 4,930,216 : x
2. Step 2: Convert to fraction form
   2,287,809/4,930,216 = 4,930,216/x
3. Step 3: Cross multiply
   2,287,809x = 4,930,216 × 4,930,216
4. Step 4: Simplify right side
   2,287,809x = 24,307,029,806,656
5. Step 5: Solve for x
   x = 24,307,029,806,656/2,287,809
6. Step 6: Final answer
   x = 10,624,588.77