Finding the Third Proportional to 2,379,678 and 3,625,287

Step by Step Solution

1. Step 1: Write the proportion equation
   2,379,678 : 3,625,287 = 3,625,287 : x
2. Step 2: Convert to fraction form
   2,379,678/3,625,287 = 3,625,287/x
3. Step 3: Cross multiply
   2,379,678x = 3,625,287 × 3,625,287
4. Step 4: Simplify right side
   2,379,678x = 13,142,705,832,369
5. Step 5: Solve for x
   x = 13,142,705,832,369/2,379,678
6. Step 6: Final answer
   x = 5,522,892.52