Finding the Fourth Proportional to 105,540.56, 158,369.16 and 58,819.76

Step by Step Solution

1. Step 1: Write the proportion equation
   105,540.56 : 158,369.16 = 58,819.76 : x
2. Step 2: Convert to fraction form
   105,540.56/158,369.16 = 58,819.76/x
3. Step 3: Cross multiply
   105,540.56x = 158,369.16 × 58,819.76
4. Step 4: Simplify right side
   105,540.56x = 9,315,235,982.60
5. Step 5: Solve for x
   x = 9,315,235,982.60/105,540.56
6. Step 6: Final answer
   x = 88,262.14