Finding the Third Proportional to 31,136.38 and 49,568.25

Step by Step Solution

1. Step 1: Write the proportion equation
   31,136.38 : 49,568.25 = 49,568.25 : x
2. Step 2: Convert to fraction form
   31,136.38/49,568.25 = 49,568.25/x
3. Step 3: Cross multiply
   31,136.38x = 49,568.25 × 49,568.25
4. Step 4: Simplify right side
   31,136.38x = 2,457,011,408.06
5. Step 5: Solve for x
   x = 2,457,011,408.06/31,136.38
6. Step 6: Final answer
   x = 78,911.29