Finding the Third Proportional to 31,681.13 and 49,141.69

Step by Step Solution

1. Step 1: Write the proportion equation
   31,681.13 : 49,141.69 = 49,141.69 : x
2. Step 2: Convert to fraction form
   31,681.13/49,141.69 = 49,141.69/x
3. Step 3: Cross multiply
   31,681.13x = 49,141.69 × 49,141.69
4. Step 4: Simplify right side
   31,681.13x = 2,414,905,450.35
5. Step 5: Solve for x
   x = 2,414,905,450.35/31,681.13
6. Step 6: Final answer
   x = 76,225.37