Finding the Third Proportional to 31,306.75 and 45,836.25

Step by Step Solution

1. Step 1: Write the proportion equation
   31,306.75 : 45,836.25 = 45,836.25 : x
2. Step 2: Convert to fraction form
   31,306.75/45,836.25 = 45,836.25/x
3. Step 3: Cross multiply
   31,306.75x = 45,836.25 × 45,836.25
4. Step 4: Simplify right side
   31,306.75x = 2,100,961,814.06
5. Step 5: Solve for x
   x = 2,100,961,814.06/31,306.75
6. Step 6: Final answer
   x = 67,108.91