Finding the Third Proportional to 5,537,442 and 8,382,669

Step by Step Solution

1. Step 1: Write the proportion equation
   5,537,442 : 8,382,669 = 8,382,669 : x
2. Step 2: Convert to fraction form
   5,537,442/8,382,669 = 8,382,669/x
3. Step 3: Cross multiply
   5,537,442x = 8,382,669 × 8,382,669
4. Step 4: Simplify right side
   5,537,442x = 70,269,139,563,561
5. Step 5: Solve for x
   x = 70,269,139,563,561/5,537,442
6. Step 6: Final answer
   x = 12,689,819.52