Finding the Third Proportional to 805,612.50 and 1,773,198

Step by Step Solution

1. Step 1: Write the proportion equation
   805,612.50 : 1,773,198 = 1,773,198 : x
2. Step 2: Convert to fraction form
   805,612.50/1,773,198 = 1,773,198/x
3. Step 3: Cross multiply
   805,612.50x = 1,773,198 × 1,773,198
4. Step 4: Simplify right side
   805,612.50x = 3,144,231,147,204
5. Step 5: Solve for x
   x = 3,144,231,147,204/805,612.50
6. Step 6: Final answer
   x = 3,902,907.60