Finding the Third Proportional to 1,923,564 and 2,990,349

Step by Step Solution

1. Step 1: Write the proportion equation
   1,923,564 : 2,990,349 = 2,990,349 : x
2. Step 2: Convert to fraction form
   1,923,564/2,990,349 = 2,990,349/x
3. Step 3: Cross multiply
   1,923,564x = 2,990,349 × 2,990,349
4. Step 4: Simplify right side
   1,923,564x = 8,942,187,141,801
5. Step 5: Solve for x
   x = 8,942,187,141,801/1,923,564
6. Step 6: Final answer
   x = 4,648,759.88