Finding the Third Proportional to 609,858 and 1,337,488

Step by Step Solution

1. Step 1: Write the proportion equation
   609,858 : 1,337,488 = 1,337,488 : x
2. Step 2: Convert to fraction form
   609,858/1,337,488 = 1,337,488/x
3. Step 3: Cross multiply
   609,858x = 1,337,488 × 1,337,488
4. Step 4: Simplify right side
   609,858x = 1,788,874,150,144
5. Step 5: Solve for x
   x = 1,788,874,150,144/609,858
6. Step 6: Final answer
   x = 2,933,263.40