Finding the Third Proportional to 1,377,377 and 2,921,491

Step by Step Solution

1. Step 1: Write the proportion equation
   1,377,377 : 2,921,491 = 2,921,491 : x
2. Step 2: Convert to fraction form
   1,377,377/2,921,491 = 2,921,491/x
3. Step 3: Cross multiply
   1,377,377x = 2,921,491 × 2,921,491
4. Step 4: Simplify right side
   1,377,377x = 8,535,109,663,081
5. Step 5: Solve for x
   x = 8,535,109,663,081/1,377,377
6. Step 6: Final answer
   x = 6,196,640.18