Finding the Third Proportional to 3,636,912 and 5,455,368

Step by Step Solution

1. Step 1: Write the proportion equation
   3,636,912 : 5,455,368 = 5,455,368 : x
2. Step 2: Convert to fraction form
   3,636,912/5,455,368 = 5,455,368/x
3. Step 3: Cross multiply
   3,636,912x = 5,455,368 × 5,455,368
4. Step 4: Simplify right side
   3,636,912x = 29,761,040,015,424
5. Step 5: Solve for x
   x = 29,761,040,015,424/3,636,912
6. Step 6: Final answer
   x = 8,183,052