Finding the Third Proportional to 72,330 and 158,671.50

Step by Step Solution

1. Step 1: Write the proportion equation
   72,330 : 158,671.50 = 158,671.50 : x
2. Step 2: Convert to fraction form
   72,330/158,671.50 = 158,671.50/x
3. Step 3: Cross multiply
   72,330x = 158,671.50 × 158,671.50
4. Step 4: Simplify right side
   72,330x = 25,176,644,912.25
5. Step 5: Solve for x
   x = 25,176,644,912.25/72,330
6. Step 6: Final answer
   x = 348,080.26