Finding the Third Proportional to 381,828.94 and 754,020.56

Step by Step Solution

1. Step 1: Write the proportion equation
   381,828.94 : 754,020.56 = 754,020.56 : x
2. Step 2: Convert to fraction form
   381,828.94/754,020.56 = 754,020.56/x
3. Step 3: Cross multiply
   381,828.94x = 754,020.56 × 754,020.56
4. Step 4: Simplify right side
   381,828.94x = 568,547,008,672.82
5. Step 5: Solve for x
   x = 568,547,008,672.82/381,828.94
6. Step 6: Final answer
   x = 1,489,009.74