Finding the Third Proportional to 67,491.50 and 147,695

Step by Step Solution

1. Step 1: Write the proportion equation
   67,491.50 : 147,695 = 147,695 : x
2. Step 2: Convert to fraction form
   67,491.50/147,695 = 147,695/x
3. Step 3: Cross multiply
   67,491.50x = 147,695 × 147,695
4. Step 4: Simplify right side
   67,491.50x = 21,813,813,025
5. Step 5: Solve for x
   x = 21,813,813,025/67,491.50
6. Step 6: Final answer
   x = 323,208.30