Finding the Third Proportional to 268,941.63 and 579,377.38

Step by Step Solution

1. Step 1: Write the proportion equation
   268,941.63 : 579,377.38 = 579,377.38 : x
2. Step 2: Convert to fraction form
   268,941.63/579,377.38 = 579,377.38/x
3. Step 3: Cross multiply
   268,941.63x = 579,377.38 × 579,377.38
4. Step 4: Simplify right side
   268,941.63x = 335,678,142,661.89
5. Step 5: Solve for x
   x = 335,678,142,661.89/268,941.63
6. Step 6: Final answer
   x = 1,248,144.99