Finding the Third Proportional to 7,311 and 14,845.50

Step by Step Solution

1. Step 1: Write the proportion equation
   7,311 : 14,845.50 = 14,845.50 : x
2. Step 2: Convert to fraction form
   7,311/14,845.50 = 14,845.50/x
3. Step 3: Cross multiply
   7,311x = 14,845.50 × 14,845.50
4. Step 4: Simplify right side
   7,311x = 220,388,870.25
5. Step 5: Solve for x
   x = 220,388,870.25/7,311
6. Step 6: Final answer
   x = 30,144.83