Finding the Third Proportional to 7,219.50 and 15,513.38

Step by Step Solution

1. Step 1: Write the proportion equation
   7,219.50 : 15,513.38 = 15,513.38 : x
2. Step 2: Convert to fraction form
   7,219.50/15,513.38 = 15,513.38/x
3. Step 3: Cross multiply
   7,219.50x = 15,513.38 × 15,513.38
4. Step 4: Simplify right side
   7,219.50x = 240,664,803.89
5. Step 5: Solve for x
   x = 240,664,803.89/7,219.50
6. Step 6: Final answer
   x = 33,335.38