Finding the Third Proportional to 22,198.50 and 31,218.75

Step by Step Solution

1. Step 1: Write the proportion equation
   22,198.50 : 31,218.75 = 31,218.75 : x
2. Step 2: Convert to fraction form
   22,198.50/31,218.75 = 31,218.75/x
3. Step 3: Cross multiply
   22,198.50x = 31,218.75 × 31,218.75
4. Step 4: Simplify right side
   22,198.50x = 974,610,351.56
5. Step 5: Solve for x
   x = 974,610,351.56/22,198.50
6. Step 6: Final answer
   x = 43,904.33