Finding the Third Proportional to 171,022.50 and 374,880

Step by Step Solution

1. Step 1: Write the proportion equation
   171,022.50 : 374,880 = 374,880 : x
2. Step 2: Convert to fraction form
   171,022.50/374,880 = 374,880/x
3. Step 3: Cross multiply
   171,022.50x = 374,880 × 374,880
4. Step 4: Simplify right side
   171,022.50x = 140,535,014,400
5. Step 5: Solve for x
   x = 140,535,014,400/171,022.50
6. Step 6: Final answer
   x = 821,734.07