Finding the Third Proportional to 7,222 and 10,784.50

Step by Step Solution

1. Step 1: Write the proportion equation
   7,222 : 10,784.50 = 10,784.50 : x
2. Step 2: Convert to fraction form
   7,222/10,784.50 = 10,784.50/x
3. Step 3: Cross multiply
   7,222x = 10,784.50 × 10,784.50
4. Step 4: Simplify right side
   7,222x = 116,305,440.25
5. Step 5: Solve for x
   x = 116,305,440.25/7,222
6. Step 6: Final answer
   x = 16,104.33