Finding the Third Proportional to 2,636,173 and 4,219,593

Step by Step Solution

1. Step 1: Write the proportion equation
   2,636,173 : 4,219,593 = 4,219,593 : x
2. Step 2: Convert to fraction form
   2,636,173/4,219,593 = 4,219,593/x
3. Step 3: Cross multiply
   2,636,173x = 4,219,593 × 4,219,593
4. Step 4: Simplify right side
   2,636,173x = 17,804,965,085,649
5. Step 5: Solve for x
   x = 17,804,965,085,649/2,636,173
6. Step 6: Final answer
   x = 6,754,095.84