Finding the Third Proportional to 9,942.75 and 14,134.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,942.75 : 14,134.50 = 14,134.50 : x
2. Step 2: Convert to fraction form
   9,942.75/14,134.50 = 14,134.50/x
3. Step 3: Cross multiply
   9,942.75x = 14,134.50 × 14,134.50
4. Step 4: Simplify right side
   9,942.75x = 199,784,090.25
5. Step 5: Solve for x
   x = 199,784,090.25/9,942.75
6. Step 6: Final answer
   x = 20,093.44