Finding the Third Proportional to 2,220,367 and 4,783,328

Step by Step Solution

1. Step 1: Write the proportion equation
   2,220,367 : 4,783,328 = 4,783,328 : x
2. Step 2: Convert to fraction form
   2,220,367/4,783,328 = 4,783,328/x
3. Step 3: Cross multiply
   2,220,367x = 4,783,328 × 4,783,328
4. Step 4: Simplify right side
   2,220,367x = 22,880,226,755,584
5. Step 5: Solve for x
   x = 22,880,226,755,584/2,220,367
6. Step 6: Final answer
   x = 10,304,704.92