Finding the Third Proportional to 31,104 and 37,800

Step by Step Solution

1. Step 1: Write the proportion equation
   31,104 : 37,800 = 37,800 : x
2. Step 2: Convert to fraction form
   31,104/37,800 = 37,800/x
3. Step 3: Cross multiply
   31,104x = 37,800 × 37,800
4. Step 4: Simplify right side
   31,104x = 1,428,840,000
5. Step 5: Solve for x
   x = 1,428,840,000/31,104
6. Step 6: Final answer
   x = 45,937.50