Finding the Third Proportional to 2,221.50 and 4,866

Step by Step Solution

1. Step 1: Write the proportion equation
   2,221.50 : 4,866 = 4,866 : x
2. Step 2: Convert to fraction form
   2,221.50/4,866 = 4,866/x
3. Step 3: Cross multiply
   2,221.50x = 4,866 × 4,866
4. Step 4: Simplify right side
   2,221.50x = 23,677,956
5. Step 5: Solve for x
   x = 23,677,956/2,221.50
6. Step 6: Final answer
   x = 10,658.54