Finding the Third Proportional to 67,945.50 and 147,234.38

Step by Step Solution

1. Step 1: Write the proportion equation
   67,945.50 : 147,234.38 = 147,234.38 : x
2. Step 2: Convert to fraction form
   67,945.50/147,234.38 = 147,234.38/x
3. Step 3: Cross multiply
   67,945.50x = 147,234.38 × 147,234.38
4. Step 4: Simplify right side
   67,945.50x = 21,677,961,181.64
5. Step 5: Solve for x
   x = 21,677,961,181.64/67,945.50
6. Step 6: Final answer
   x = 319,049.26