Finding the Fourth Proportional to 105,877.54, 158,667 and 58,513.96

Step by Step Solution

1. Step 1: Write the proportion equation
   105,877.54 : 158,667 = 58,513.96 : x
2. Step 2: Convert to fraction form
   105,877.54/158,667 = 58,513.96/x
3. Step 3: Cross multiply
   105,877.54x = 158,667 × 58,513.96
4. Step 4: Simplify right side
   105,877.54x = 9,284,234,491.32
5. Step 5: Solve for x
   x = 9,284,234,491.32/105,877.54
6. Step 6: Final answer
   x = 87,688.42