Finding the Third Proportional to 374,238 and 812,446.50

Step by Step Solution

1. Step 1: Write the proportion equation
   374,238 : 812,446.50 = 812,446.50 : x
2. Step 2: Convert to fraction form
   374,238/812,446.50 = 812,446.50/x
3. Step 3: Cross multiply
   374,238x = 812,446.50 × 812,446.50
4. Step 4: Simplify right side
   374,238x = 660,069,315,362.25
5. Step 5: Solve for x
   x = 660,069,315,362.25/374,238
6. Step 6: Final answer
   x = 1,763,768.82