Finding the Third Proportional to 2,176,000 and 3,377,664

Step by Step Solution

1. Step 1: Write the proportion equation
   2,176,000 : 3,377,664 = 3,377,664 : x
2. Step 2: Convert to fraction form
   2,176,000/3,377,664 = 3,377,664/x
3. Step 3: Cross multiply
   2,176,000x = 3,377,664 × 3,377,664
4. Step 4: Simplify right side
   2,176,000x = 11,408,614,096,896
5. Step 5: Solve for x
   x = 11,408,614,096,896/2,176,000
6. Step 6: Final answer
   x = 5,242,929.27