Finding the Fourth Proportional to 105,983.64, 158,998.81 and 58,667.74

Step by Step Solution

1. Step 1: Write the proportion equation
   105,983.64 : 158,998.81 = 58,667.74 : x
2. Step 2: Convert to fraction form
   105,983.64/158,998.81 = 58,667.74/x
3. Step 3: Cross multiply
   105,983.64x = 158,998.81 × 58,667.74
4. Step 4: Simplify right side
   105,983.64x = 9,328,101,242.89
5. Step 5: Solve for x
   x = 9,328,101,242.89/105,983.64
6. Step 6: Final answer
   x = 88,014.54