Finding the Third Proportional to 31,267.38 and 49,128.63

Step by Step Solution

1. Step 1: Write the proportion equation
   31,267.38 : 49,128.63 = 49,128.63 : x
2. Step 2: Convert to fraction form
   31,267.38/49,128.63 = 49,128.63/x
3. Step 3: Cross multiply
   31,267.38x = 49,128.63 × 49,128.63
4. Step 4: Simplify right side
   31,267.38x = 2,413,621,794.39
5. Step 5: Solve for x
   x = 2,413,621,794.39/31,267.38
6. Step 6: Final answer
   x = 77,192.98