Finding the Third Proportional to 13,731 and 30,134.25

Step by Step Solution

1. Step 1: Write the proportion equation
   13,731 : 30,134.25 = 30,134.25 : x
2. Step 2: Convert to fraction form
   13,731/30,134.25 = 30,134.25/x
3. Step 3: Cross multiply
   13,731x = 30,134.25 × 30,134.25
4. Step 4: Simplify right side
   13,731x = 908,073,023.06
5. Step 5: Solve for x
   x = 908,073,023.06/13,731
6. Step 6: Final answer
   x = 66,133.06