Finding the Third Proportional to 395,085 and 837,190.50

Step by Step Solution

1. Step 1: Write the proportion equation
   395,085 : 837,190.50 = 837,190.50 : x
2. Step 2: Convert to fraction form
   395,085/837,190.50 = 837,190.50/x
3. Step 3: Cross multiply
   395,085x = 837,190.50 × 837,190.50
4. Step 4: Simplify right side
   395,085x = 700,887,933,290.25
5. Step 5: Solve for x
   x = 700,887,933,290.25/395,085
6. Step 6: Final answer
   x = 1,774,018.08