Finding the Third Proportional to 657,298 and 1,345,748

Step by Step Solution

1. Step 1: Write the proportion equation
   657,298 : 1,345,748 = 1,345,748 : x
2. Step 2: Convert to fraction form
   657,298/1,345,748 = 1,345,748/x
3. Step 3: Cross multiply
   657,298x = 1,345,748 × 1,345,748
4. Step 4: Simplify right side
   657,298x = 1,811,037,679,504
5. Step 5: Solve for x
   x = 1,811,037,679,504/657,298
6. Step 6: Final answer
   x = 2,755,276.42