Finding the Third Proportional to 657,256 and 1,345,592

Step by Step Solution

1. Step 1: Write the proportion equation
   657,256 : 1,345,592 = 1,345,592 : x
2. Step 2: Convert to fraction form
   657,256/1,345,592 = 1,345,592/x
3. Step 3: Cross multiply
   657,256x = 1,345,592 × 1,345,592
4. Step 4: Simplify right side
   657,256x = 1,810,617,830,464
5. Step 5: Solve for x
   x = 1,810,617,830,464/657,256
6. Step 6: Final answer
   x = 2,754,813.70