Finding the Third Proportional to 171,940.50 and 373,419

Step by Step Solution

1. Step 1: Write the proportion equation
   171,940.50 : 373,419 = 373,419 : x
2. Step 2: Convert to fraction form
   171,940.50/373,419 = 373,419/x
3. Step 3: Cross multiply
   171,940.50x = 373,419 × 373,419
4. Step 4: Simplify right side
   171,940.50x = 139,441,749,561
5. Step 5: Solve for x
   x = 139,441,749,561/171,940.50
6. Step 6: Final answer
   x = 810,988.39