Finding the Third Proportional to 1,360,478 and 2,123,427

Step by Step Solution

1. Step 1: Write the proportion equation
   1,360,478 : 2,123,427 = 2,123,427 : x
2. Step 2: Convert to fraction form
   1,360,478/2,123,427 = 2,123,427/x
3. Step 3: Cross multiply
   1,360,478x = 2,123,427 × 2,123,427
4. Step 4: Simplify right side
   1,360,478x = 4,508,942,224,329
5. Step 5: Solve for x
   x = 4,508,942,224,329/1,360,478
6. Step 6: Final answer
   x = 3,314,233.84