Finding the Third Proportional to 3,636,918 and 5,455,377

Step by Step Solution

1. Step 1: Write the proportion equation
   3,636,918 : 5,455,377 = 5,455,377 : x
2. Step 2: Convert to fraction form
   3,636,918/5,455,377 = 5,455,377/x
3. Step 3: Cross multiply
   3,636,918x = 5,455,377 × 5,455,377
4. Step 4: Simplify right side
   3,636,918x = 29,761,138,212,129
5. Step 5: Solve for x
   x = 29,761,138,212,129/3,636,918
6. Step 6: Final answer
   x = 8,183,065.50