Finding the Third Proportional to 2,005,888 and 4,177,664

Step by Step Solution

1. Step 1: Write the proportion equation
   2,005,888 : 4,177,664 = 4,177,664 : x
2. Step 2: Convert to fraction form
   2,005,888/4,177,664 = 4,177,664/x
3. Step 3: Cross multiply
   2,005,888x = 4,177,664 × 4,177,664
4. Step 4: Simplify right side
   2,005,888x = 17,452,876,496,896
5. Step 5: Solve for x
   x = 17,452,876,496,896/2,005,888
6. Step 6: Final answer
   x = 8,700,823.03