Finding the Third Proportional to 80,550 and 174,940

Step by Step Solution

1. Step 1: Write the proportion equation
   80,550 : 174,940 = 174,940 : x
2. Step 2: Convert to fraction form
   80,550/174,940 = 174,940/x
3. Step 3: Cross multiply
   80,550x = 174,940 × 174,940
4. Step 4: Simplify right side
   80,550x = 30,604,003,600
5. Step 5: Solve for x
   x = 30,604,003,600/80,550
6. Step 6: Final answer
   x = 379,937.97