Finding the Third Proportional to 294,328.50 and 635,713.50

Step by Step Solution

1. Step 1: Write the proportion equation
   294,328.50 : 635,713.50 = 635,713.50 : x
2. Step 2: Convert to fraction form
   294,328.50/635,713.50 = 635,713.50/x
3. Step 3: Cross multiply
   294,328.50x = 635,713.50 × 635,713.50
4. Step 4: Simplify right side
   294,328.50x = 404,131,654,082.25
5. Step 5: Solve for x
   x = 404,131,654,082.25/294,328.50
6. Step 6: Final answer
   x = 1,373,063.27