Finding the Third Proportional to 67,651.50 and 146,831

Step by Step Solution

1. Step 1: Write the proportion equation
   67,651.50 : 146,831 = 146,831 : x
2. Step 2: Convert to fraction form
   67,651.50/146,831 = 146,831/x
3. Step 3: Cross multiply
   67,651.50x = 146,831 × 146,831
4. Step 4: Simplify right side
   67,651.50x = 21,559,342,561
5. Step 5: Solve for x
   x = 21,559,342,561/67,651.50
6. Step 6: Final answer
   x = 318,682.40