Finding the Third Proportional to 572,474 and 1,243,388

Step by Step Solution

1. Step 1: Write the proportion equation
   572,474 : 1,243,388 = 1,243,388 : x
2. Step 2: Convert to fraction form
   572,474/1,243,388 = 1,243,388/x
3. Step 3: Cross multiply
   572,474x = 1,243,388 × 1,243,388
4. Step 4: Simplify right side
   572,474x = 1,546,013,718,544
5. Step 5: Solve for x
   x = 1,546,013,718,544/572,474
6. Step 6: Final answer
   x = 2,700,583.29