Finding the Third Proportional to 939,172 and 2,031,488

Step by Step Solution

1. Step 1: Write the proportion equation
   939,172 : 2,031,488 = 2,031,488 : x
2. Step 2: Convert to fraction form
   939,172/2,031,488 = 2,031,488/x
3. Step 3: Cross multiply
   939,172x = 2,031,488 × 2,031,488
4. Step 4: Simplify right side
   939,172x = 4,126,943,494,144
5. Step 5: Solve for x
   x = 4,126,943,494,144/939,172
6. Step 6: Final answer
   x = 4,394,236.09