Finding the Fourth Proportional to 49,944, 68,893.53 and 31,087.20

Step by Step Solution

1. Step 1: Write the proportion equation
   49,944 : 68,893.53 = 31,087.20 : x
2. Step 2: Convert to fraction form
   49,944/68,893.53 = 31,087.20/x
3. Step 3: Cross multiply
   49,944x = 68,893.53 × 31,087.20
4. Step 4: Simplify right side
   49,944x = 2,141,706,945.82
5. Step 5: Solve for x
   x = 2,141,706,945.82/49,944
6. Step 6: Final answer
   x = 42,882.17