Finding the Fourth Proportional to 58,757.82, 81,085.79 and 31,900.33

Step by Step Solution

1. Step 1: Write the proportion equation
   58,757.82 : 81,085.79 = 31,900.33 : x
2. Step 2: Convert to fraction form
   58,757.82/81,085.79 = 31,900.33/x
3. Step 3: Cross multiply
   58,757.82x = 81,085.79 × 31,900.33
4. Step 4: Simplify right side
   58,757.82x = 2,586,662,894.38
5. Step 5: Solve for x
   x = 2,586,662,894.38/58,757.82
6. Step 6: Final answer
   x = 44,022.45