Finding the Third Proportional to 7,140.50 and 14,736.50

Step by Step Solution

1. Step 1: Write the proportion equation
   7,140.50 : 14,736.50 = 14,736.50 : x
2. Step 2: Convert to fraction form
   7,140.50/14,736.50 = 14,736.50/x
3. Step 3: Cross multiply
   7,140.50x = 14,736.50 × 14,736.50
4. Step 4: Simplify right side
   7,140.50x = 217,164,432.25
5. Step 5: Solve for x
   x = 217,164,432.25/7,140.50
6. Step 6: Final answer
   x = 30,413.06