Finding the Third Proportional to 171,942.75 and 374,113.69

Step by Step Solution

1. Step 1: Write the proportion equation
   171,942.75 : 374,113.69 = 374,113.69 : x
2. Step 2: Convert to fraction form
   171,942.75/374,113.69 = 374,113.69/x
3. Step 3: Cross multiply
   171,942.75x = 374,113.69 × 374,113.69
4. Step 4: Simplify right side
   171,942.75x = 139,961,051,174.85
5. Step 5: Solve for x
   x = 139,961,051,174.85/171,942.75
6. Step 6: Final answer
   x = 813,997.98