Finding the Third Proportional to 2,209,544 and 4,840,664

Step by Step Solution

1. Step 1: Write the proportion equation
   2,209,544 : 4,840,664 = 4,840,664 : x
2. Step 2: Convert to fraction form
   2,209,544/4,840,664 = 4,840,664/x
3. Step 3: Cross multiply
   2,209,544x = 4,840,664 × 4,840,664
4. Step 4: Simplify right side
   2,209,544x = 23,432,027,960,896
5. Step 5: Solve for x
   x = 23,432,027,960,896/2,209,544
6. Step 6: Final answer
   x = 10,604,915.75