Finding the Third Proportional to 1,995,478 and 4,377,229

Step by Step Solution

1. Step 1: Write the proportion equation
   1,995,478 : 4,377,229 = 4,377,229 : x
2. Step 2: Convert to fraction form
   1,995,478/4,377,229 = 4,377,229/x
3. Step 3: Cross multiply
   1,995,478x = 4,377,229 × 4,377,229
4. Step 4: Simplify right side
   1,995,478x = 19,160,133,718,441
5. Step 5: Solve for x
   x = 19,160,133,718,441/1,995,478
6. Step 6: Final answer
   x = 9,601,776.48