Finding the Third Proportional to 7,219.50 and 12,045

Step by Step Solution

1. Step 1: Write the proportion equation
   7,219.50 : 12,045 = 12,045 : x
2. Step 2: Convert to fraction form
   7,219.50/12,045 = 12,045/x
3. Step 3: Cross multiply
   7,219.50x = 12,045 × 12,045
4. Step 4: Simplify right side
   7,219.50x = 145,082,025
5. Step 5: Solve for x
   x = 145,082,025/7,219.50
6. Step 6: Final answer
   x = 20,095.85