Finding the Fourth Proportional to 73,857.31, 101,922.56 and 40,323.31

Step by Step Solution

1. Step 1: Write the proportion equation
   73,857.31 : 101,922.56 = 40,323.31 : x
2. Step 2: Convert to fraction form
   73,857.31/101,922.56 = 40,323.31/x
3. Step 3: Cross multiply
   73,857.31x = 101,922.56 × 40,323.31
4. Step 4: Simplify right side
   73,857.31x = 4,109,854,982.87
5. Step 5: Solve for x
   x = 4,109,854,982.87/73,857.31
6. Step 6: Final answer
   x = 55,645.88