Finding the Third Proportional to 389,300.50 and 836,795

Step by Step Solution

1. Step 1: Write the proportion equation
   389,300.50 : 836,795 = 836,795 : x
2. Step 2: Convert to fraction form
   389,300.50/836,795 = 836,795/x
3. Step 3: Cross multiply
   389,300.50x = 836,795 × 836,795
4. Step 4: Simplify right side
   389,300.50x = 700,225,872,025
5. Step 5: Solve for x
   x = 700,225,872,025/389,300.50
6. Step 6: Final answer
   x = 1,798,677.04