Finding the Third Proportional to 294,315.50 and 635,674

Step by Step Solution

1. Step 1: Write the proportion equation
   294,315.50 : 635,674 = 635,674 : x
2. Step 2: Convert to fraction form
   294,315.50/635,674 = 635,674/x
3. Step 3: Cross multiply
   294,315.50x = 635,674 × 635,674
4. Step 4: Simplify right side
   294,315.50x = 404,081,434,276
5. Step 5: Solve for x
   x = 404,081,434,276/294,315.50
6. Step 6: Final answer
   x = 1,372,953.29