Finding the Third Proportional to 374,856 and 805,114.50

Step by Step Solution

1. Step 1: Write the proportion equation
   374,856 : 805,114.50 = 805,114.50 : x
2. Step 2: Convert to fraction form
   374,856/805,114.50 = 805,114.50/x
3. Step 3: Cross multiply
   374,856x = 805,114.50 × 805,114.50
4. Step 4: Simplify right side
   374,856x = 648,209,358,110.25
5. Step 5: Solve for x
   x = 648,209,358,110.25/374,856
6. Step 6: Final answer
   x = 1,729,222.31