Finding the Third Proportional to 31,167 and 49,392

Step by Step Solution

1. Step 1: Write the proportion equation
   31,167 : 49,392 = 49,392 : x
2. Step 2: Convert to fraction form
   31,167/49,392 = 49,392/x
3. Step 3: Cross multiply
   31,167x = 49,392 × 49,392
4. Step 4: Simplify right side
   31,167x = 2,439,569,664
5. Step 5: Solve for x
   x = 2,439,569,664/31,167
6. Step 6: Final answer
   x = 78,274.13