Finding the Third Proportional to 394,514 and 851,976.50

Step by Step Solution

1. Step 1: Write the proportion equation
   394,514 : 851,976.50 = 851,976.50 : x
2. Step 2: Convert to fraction form
   394,514/851,976.50 = 851,976.50/x
3. Step 3: Cross multiply
   394,514x = 851,976.50 × 851,976.50
4. Step 4: Simplify right side
   394,514x = 725,863,956,552.25
5. Step 5: Solve for x
   x = 725,863,956,552.25/394,514
6. Step 6: Final answer
   x = 1,839,894.04