Finding the Third Proportional to 82,530 and 173,160

Step by Step Solution

1. Step 1: Write the proportion equation
   82,530 : 173,160 = 173,160 : x
2. Step 2: Convert to fraction form
   82,530/173,160 = 173,160/x
3. Step 3: Cross multiply
   82,530x = 173,160 × 173,160
4. Step 4: Simplify right side
   82,530x = 29,984,385,600
5. Step 5: Solve for x
   x = 29,984,385,600/82,530
6. Step 6: Final answer
   x = 363,314.98