Finding the Third Proportional to 657,896 and 1,434,784

Step by Step Solution

1. Step 1: Write the proportion equation
   657,896 : 1,434,784 = 1,434,784 : x
2. Step 2: Convert to fraction form
   657,896/1,434,784 = 1,434,784/x
3. Step 3: Cross multiply
   657,896x = 1,434,784 × 1,434,784
4. Step 4: Simplify right side
   657,896x = 2,058,605,126,656
5. Step 5: Solve for x
   x = 2,058,605,126,656/657,896
6. Step 6: Final answer
   x = 3,129,073.78