Finding the Third Proportional to 809,381 and 1,748,443

Step by Step Solution

1. Step 1: Write the proportion equation
   809,381 : 1,748,443 = 1,748,443 : x
2. Step 2: Convert to fraction form
   809,381/1,748,443 = 1,748,443/x
3. Step 3: Cross multiply
   809,381x = 1,748,443 × 1,748,443
4. Step 4: Simplify right side
   809,381x = 3,057,052,924,249
5. Step 5: Solve for x
   x = 3,057,052,924,249/809,381
6. Step 6: Final answer
   x = 3,777,025.81