Finding the Third Proportional to 1,778,488 and 2,758,008

Step by Step Solution

1. Step 1: Write the proportion equation
   1,778,488 : 2,758,008 = 2,758,008 : x
2. Step 2: Convert to fraction form
   1,778,488/2,758,008 = 2,758,008/x
3. Step 3: Cross multiply
   1,778,488x = 2,758,008 × 2,758,008
4. Step 4: Simplify right side
   1,778,488x = 7,606,608,128,064
5. Step 5: Solve for x
   x = 7,606,608,128,064/1,778,488
6. Step 6: Final answer
   x = 4,277,008.41