Finding the Third Proportional to 71,200.25 and 151,604.50

Step by Step Solution

1. Step 1: Write the proportion equation
   71,200.25 : 151,604.50 = 151,604.50 : x
2. Step 2: Convert to fraction form
   71,200.25/151,604.50 = 151,604.50/x
3. Step 3: Cross multiply
   71,200.25x = 151,604.50 × 151,604.50
4. Step 4: Simplify right side
   71,200.25x = 22,983,924,420.25
5. Step 5: Solve for x
   x = 22,983,924,420.25/71,200.25
6. Step 6: Final answer
   x = 322,806.79