Finding the Third Proportional to 140,424 and 335,760

Step by Step Solution

1. Step 1: Write the proportion equation
   140,424 : 335,760 = 335,760 : x
2. Step 2: Convert to fraction form
   140,424/335,760 = 335,760/x
3. Step 3: Cross multiply
   140,424x = 335,760 × 335,760
4. Step 4: Simplify right side
   140,424x = 112,734,777,600
5. Step 5: Solve for x
   x = 112,734,777,600/140,424
6. Step 6: Final answer
   x = 802,817.02