Finding the Third Proportional to 294,316.50 and 635,676

Step by Step Solution

1. Step 1: Write the proportion equation
   294,316.50 : 635,676 = 635,676 : x
2. Step 2: Convert to fraction form
   294,316.50/635,676 = 635,676/x
3. Step 3: Cross multiply
   294,316.50x = 635,676 × 635,676
4. Step 4: Simplify right side
   294,316.50x = 404,083,976,976
5. Step 5: Solve for x
   x = 404,083,976,976/294,316.50
6. Step 6: Final answer
   x = 1,372,957.27