Finding the Fourth Proportional to 105,877.29, 158,666.63 and 58,513.71

Step by Step Solution

1. Step 1: Write the proportion equation
   105,877.29 : 158,666.63 = 58,513.71 : x
2. Step 2: Convert to fraction form
   105,877.29/158,666.63 = 58,513.71/x
3. Step 3: Cross multiply
   105,877.29x = 158,666.63 × 58,513.71
4. Step 4: Simplify right side
   105,877.29x = 9,284,172,881.93
5. Step 5: Solve for x
   x = 9,284,172,881.93/105,877.29
6. Step 6: Final answer
   x = 87,688.05