Finding the Third Proportional to 67,508.25 and 147,724.50

Step by Step Solution

1. Step 1: Write the proportion equation
   67,508.25 : 147,724.50 = 147,724.50 : x
2. Step 2: Convert to fraction form
   67,508.25/147,724.50 = 147,724.50/x
3. Step 3: Cross multiply
   67,508.25x = 147,724.50 × 147,724.50
4. Step 4: Simplify right side
   67,508.25x = 21,822,527,900.25
5. Step 5: Solve for x
   x = 21,822,527,900.25/67,508.25
6. Step 6: Final answer
   x = 323,257.20