Finding the Fourth Proportional to 83,901.57, 125,822.39 and 27,731.31

Step by Step Solution

1. Step 1: Write the proportion equation
   83,901.57 : 125,822.39 = 27,731.31 : x
2. Step 2: Convert to fraction form
   83,901.57/125,822.39 = 27,731.31/x
3. Step 3: Cross multiply
   83,901.57x = 125,822.39 × 27,731.31
4. Step 4: Simplify right side
   83,901.57x = 3,489,219,563.37
5. Step 5: Solve for x
   x = 3,489,219,563.37/83,901.57
6. Step 6: Final answer
   x = 41,587.06