Finding the Third Proportional to 11,722.50 and 14,850

Step by Step Solution

1. Step 1: Write the proportion equation
   11,722.50 : 14,850 = 14,850 : x
2. Step 2: Convert to fraction form
   11,722.50/14,850 = 14,850/x
3. Step 3: Cross multiply
   11,722.50x = 14,850 × 14,850
4. Step 4: Simplify right side
   11,722.50x = 220,522,500
5. Step 5: Solve for x
   x = 220,522,500/11,722.50
6. Step 6: Final answer
   x = 18,811.90