Finding the Third Proportional to 415,936.50 and 851,541

Step by Step Solution

1. Step 1: Write the proportion equation
   415,936.50 : 851,541 = 851,541 : x
2. Step 2: Convert to fraction form
   415,936.50/851,541 = 851,541/x
3. Step 3: Cross multiply
   415,936.50x = 851,541 × 851,541
4. Step 4: Simplify right side
   415,936.50x = 725,122,074,681
5. Step 5: Solve for x
   x = 725,122,074,681/415,936.50
6. Step 6: Final answer
   x = 1,743,348.02