Finding the Third Proportional to 369,190.50 and 805,089

Step by Step Solution

1. Step 1: Write the proportion equation
   369,190.50 : 805,089 = 805,089 : x
2. Step 2: Convert to fraction form
   369,190.50/805,089 = 805,089/x
3. Step 3: Cross multiply
   369,190.50x = 805,089 × 805,089
4. Step 4: Simplify right side
   369,190.50x = 648,168,297,921
5. Step 5: Solve for x
   x = 648,168,297,921/369,190.50
6. Step 6: Final answer
   x = 1,755,647.28