Finding the Third Proportional to 657,856 and 1,417,222

Step by Step Solution

1. Step 1: Write the proportion equation
   657,856 : 1,417,222 = 1,417,222 : x
2. Step 2: Convert to fraction form
   657,856/1,417,222 = 1,417,222/x
3. Step 3: Cross multiply
   657,856x = 1,417,222 × 1,417,222
4. Step 4: Simplify right side
   657,856x = 2,008,518,197,284
5. Step 5: Solve for x
   x = 2,008,518,197,284/657,856
6. Step 6: Final answer
   x = 3,053,127.43