Finding the Third Proportional to 80,434.50 and 173,335

Step by Step Solution

1. Step 1: Write the proportion equation
   80,434.50 : 173,335 = 173,335 : x
2. Step 2: Convert to fraction form
   80,434.50/173,335 = 173,335/x
3. Step 3: Cross multiply
   80,434.50x = 173,335 × 173,335
4. Step 4: Simplify right side
   80,434.50x = 30,045,022,225
5. Step 5: Solve for x
   x = 30,045,022,225/80,434.50
6. Step 6: Final answer
   x = 373,534.02