Finding the Third Proportional to 10,998.50 and 14,942.75

Step by Step Solution

1. Step 1: Write the proportion equation
   10,998.50 : 14,942.75 = 14,942.75 : x
2. Step 2: Convert to fraction form
   10,998.50/14,942.75 = 14,942.75/x
3. Step 3: Cross multiply
   10,998.50x = 14,942.75 × 14,942.75
4. Step 4: Simplify right side
   10,998.50x = 223,285,777.56
5. Step 5: Solve for x
   x = 223,285,777.56/10,998.50
6. Step 6: Final answer
   x = 20,301.48