Finding the Third Proportional to 364,203 and 800,671.50

Step by Step Solution

1. Step 1: Write the proportion equation
   364,203 : 800,671.50 = 800,671.50 : x
2. Step 2: Convert to fraction form
   364,203/800,671.50 = 800,671.50/x
3. Step 3: Cross multiply
   364,203x = 800,671.50 × 800,671.50
4. Step 4: Simplify right side
   364,203x = 641,074,850,912.25
5. Step 5: Solve for x
   x = 641,074,850,912.25/364,203
6. Step 6: Final answer
   x = 1,760,212.99