Finding the Third Proportional to 657,251 and 1,345,588

Step by Step Solution

1. Step 1: Write the proportion equation
   657,251 : 1,345,588 = 1,345,588 : x
2. Step 2: Convert to fraction form
   657,251/1,345,588 = 1,345,588/x
3. Step 3: Cross multiply
   657,251x = 1,345,588 × 1,345,588
4. Step 4: Simplify right side
   657,251x = 1,810,607,065,744
5. Step 5: Solve for x
   x = 1,810,607,065,744/657,251
6. Step 6: Final answer
   x = 2,754,818.27