Finding the Third Proportional to 456,044 and 999,648

Step by Step Solution

1. Step 1: Write the proportion equation
   456,044 : 999,648 = 999,648 : x
2. Step 2: Convert to fraction form
   456,044/999,648 = 999,648/x
3. Step 3: Cross multiply
   456,044x = 999,648 × 999,648
4. Step 4: Simplify right side
   456,044x = 999,296,123,904
5. Step 5: Solve for x
   x = 999,296,123,904/456,044
6. Step 6: Final answer
   x = 2,191,227.43