Finding the Third Proportional to 394,636.50 and 852,336

Step by Step Solution

1. Step 1: Write the proportion equation
   394,636.50 : 852,336 = 852,336 : x
2. Step 2: Convert to fraction form
   394,636.50/852,336 = 852,336/x
3. Step 3: Cross multiply
   394,636.50x = 852,336 × 852,336
4. Step 4: Simplify right side
   394,636.50x = 726,476,656,896
5. Step 5: Solve for x
   x = 726,476,656,896/394,636.50
6. Step 6: Final answer
   x = 1,840,875.48