Finding the Third Proportional to 851,394 and 1,318,401

Step by Step Solution

1. Step 1: Write the proportion equation
   851,394 : 1,318,401 = 1,318,401 : x
2. Step 2: Convert to fraction form
   851,394/1,318,401 = 1,318,401/x
3. Step 3: Cross multiply
   851,394x = 1,318,401 × 1,318,401
4. Step 4: Simplify right side
   851,394x = 1,738,181,196,801
5. Step 5: Solve for x
   x = 1,738,181,196,801/851,394
6. Step 6: Final answer
   x = 2,041,570.88