Finding the Third Proportional to 804,578 and 1,108,313

Step by Step Solution

1. Step 1: Write the proportion equation
   804,578 : 1,108,313 = 1,108,313 : x
2. Step 2: Convert to fraction form
   804,578/1,108,313 = 1,108,313/x
3. Step 3: Cross multiply
   804,578x = 1,108,313 × 1,108,313
4. Step 4: Simplify right side
   804,578x = 1,228,357,705,969
5. Step 5: Solve for x
   x = 1,228,357,705,969/804,578
6. Step 6: Final answer
   x = 1,526,710.53