Finding the Fourth Proportional to 81,005.96, 111,787.86 and 45,193.82

Step by Step Solution

1. Step 1: Write the proportion equation
   81,005.96 : 111,787.86 = 45,193.82 : x
2. Step 2: Convert to fraction form
   81,005.96/111,787.86 = 45,193.82/x
3. Step 3: Cross multiply
   81,005.96x = 111,787.86 × 45,193.82
4. Step 4: Simplify right side
   81,005.96x = 5,052,120,423.03
5. Step 5: Solve for x
   x = 5,052,120,423.03/81,005.96
6. Step 6: Final answer
   x = 62,367.27