Finding the Third Proportional to 519,794 and 1,138,860

Step by Step Solution

1. Step 1: Write the proportion equation
   519,794 : 1,138,860 = 1,138,860 : x
2. Step 2: Convert to fraction form
   519,794/1,138,860 = 1,138,860/x
3. Step 3: Cross multiply
   519,794x = 1,138,860 × 1,138,860
4. Step 4: Simplify right side
   519,794x = 1,297,002,099,600
5. Step 5: Solve for x
   x = 1,297,002,099,600/519,794
6. Step 6: Final answer
   x = 2,495,223.30