Finding the Third Proportional to 67,938.50 and 147,583.50

Step by Step Solution

1. Step 1: Write the proportion equation
   67,938.50 : 147,583.50 = 147,583.50 : x
2. Step 2: Convert to fraction form
   67,938.50/147,583.50 = 147,583.50/x
3. Step 3: Cross multiply
   67,938.50x = 147,583.50 × 147,583.50
4. Step 4: Simplify right side
   67,938.50x = 21,780,889,472.25
5. Step 5: Solve for x
   x = 21,780,889,472.25/67,938.50
6. Step 6: Final answer
   x = 320,597.15