Finding the Third Proportional to 394,794 and 562,666.50

Step by Step Solution

1. Step 1: Write the proportion equation
   394,794 : 562,666.50 = 562,666.50 : x
2. Step 2: Convert to fraction form
   394,794/562,666.50 = 562,666.50/x
3. Step 3: Cross multiply
   394,794x = 562,666.50 × 562,666.50
4. Step 4: Simplify right side
   394,794x = 316,593,590,222.25
5. Step 5: Solve for x
   x = 316,593,590,222.25/394,794
6. Step 6: Final answer
   x = 801,920.98