Finding the Third Proportional to 657,868 and 1,417,248

Step by Step Solution

1. Step 1: Write the proportion equation
   657,868 : 1,417,248 = 1,417,248 : x
2. Step 2: Convert to fraction form
   657,868/1,417,248 = 1,417,248/x
3. Step 3: Cross multiply
   657,868x = 1,417,248 × 1,417,248
4. Step 4: Simplify right side
   657,868x = 2,008,591,893,504
5. Step 5: Solve for x
   x = 2,008,591,893,504/657,868
6. Step 6: Final answer
   x = 3,053,183.76