Finding the Third Proportional to 374,175 and 820,784.25

Step by Step Solution

1. Step 1: Write the proportion equation
   374,175 : 820,784.25 = 820,784.25 : x
2. Step 2: Convert to fraction form
   374,175/820,784.25 = 820,784.25/x
3. Step 3: Cross multiply
   374,175x = 820,784.25 × 820,784.25
4. Step 4: Simplify right side
   374,175x = 673,686,785,048.06
5. Step 5: Solve for x
   x = 673,686,785,048.06/374,175
6. Step 6: Final answer
   x = 1,800,459.10