Finding the Third Proportional to 562,724 and 1,328,378

Step by Step Solution

1. Step 1: Write the proportion equation
   562,724 : 1,328,378 = 1,328,378 : x
2. Step 2: Convert to fraction form
   562,724/1,328,378 = 1,328,378/x
3. Step 3: Cross multiply
   562,724x = 1,328,378 × 1,328,378
4. Step 4: Simplify right side
   562,724x = 1,764,588,110,884
5. Step 5: Solve for x
   x = 1,764,588,110,884/562,724
6. Step 6: Final answer
   x = 3,135,796.79