Finding the Third Proportional to 1,170,336 and 2,515,266

Step by Step Solution

1. Step 1: Write the proportion equation
   1,170,336 : 2,515,266 = 2,515,266 : x
2. Step 2: Convert to fraction form
   1,170,336/2,515,266 = 2,515,266/x
3. Step 3: Cross multiply
   1,170,336x = 2,515,266 × 2,515,266
4. Step 4: Simplify right side
   1,170,336x = 6,326,563,050,756
5. Step 5: Solve for x
   x = 6,326,563,050,756/1,170,336
6. Step 6: Final answer
   x = 5,405,766.42