Finding the Third Proportional to 31,336 and 45,275

Step by Step Solution

1. Step 1: Write the proportion equation
   31,336 : 45,275 = 45,275 : x
2. Step 2: Convert to fraction form
   31,336/45,275 = 45,275/x
3. Step 3: Cross multiply
   31,336x = 45,275 × 45,275
4. Step 4: Simplify right side
   31,336x = 2,049,825,625
5. Step 5: Solve for x
   x = 2,049,825,625/31,336
6. Step 6: Final answer
   x = 65,414.40