Finding the Third Proportional to 253,929.94 and 337,086.56

Step by Step Solution

1. Step 1: Write the proportion equation
   253,929.94 : 337,086.56 = 337,086.56 : x
2. Step 2: Convert to fraction form
   253,929.94/337,086.56 = 337,086.56/x
3. Step 3: Cross multiply
   253,929.94x = 337,086.56 × 337,086.56
4. Step 4: Simplify right side
   253,929.94x = 113,627,350,618.07
5. Step 5: Solve for x
   x = 113,627,350,618.07/253,929.94
6. Step 6: Final answer
   x = 447,475.20