Finding the Fourth Proportional to 105,515.52, 158,273.24 and 35,394.60

Step by Step Solution

1. Step 1: Write the proportion equation
   105,515.52 : 158,273.24 = 35,394.60 : x
2. Step 2: Convert to fraction form
   105,515.52/158,273.24 = 35,394.60/x
3. Step 3: Cross multiply
   105,515.52x = 158,273.24 × 35,394.60
4. Step 4: Simplify right side
   105,515.52x = 5,602,018,020.50
5. Step 5: Solve for x
   x = 5,602,018,020.50/105,515.52
6. Step 6: Final answer
   x = 53,091.89