Finding the Fourth Proportional to 54,589.58, 81,753.15 and 31,144.94

Step by Step Solution

1. Step 1: Write the proportion equation
   54,589.58 : 81,753.15 = 31,144.94 : x
2. Step 2: Convert to fraction form
   54,589.58/81,753.15 = 31,144.94/x
3. Step 3: Cross multiply
   54,589.58x = 81,753.15 × 31,144.94
4. Step 4: Simplify right side
   54,589.58x = 2,546,196,951.56
5. Step 5: Solve for x
   x = 2,546,196,951.56/54,589.58
6. Step 6: Final answer
   x = 46,642.55