Finding the Fourth Proportional to 81,151.56, 111,990.06 and 44,857.50

Step by Step Solution

1. Step 1: Write the proportion equation
   81,151.56 : 111,990.06 = 44,857.50 : x
2. Step 2: Convert to fraction form
   81,151.56/111,990.06 = 44,857.50/x
3. Step 3: Cross multiply
   81,151.56x = 111,990.06 × 44,857.50
4. Step 4: Simplify right side
   81,151.56x = 5,023,594,116.45
5. Step 5: Solve for x
   x = 5,023,594,116.45/81,151.56
6. Step 6: Final answer
   x = 61,903.85