Finding the Fourth Proportional to 105,661.38, 158,336.55 and 46,442.82

Step by Step Solution

1. Step 1: Write the proportion equation
   105,661.38 : 158,336.55 = 46,442.82 : x
2. Step 2: Convert to fraction form
   105,661.38/158,336.55 = 46,442.82/x
3. Step 3: Cross multiply
   105,661.38x = 158,336.55 × 46,442.82
4. Step 4: Simplify right side
   105,661.38x = 7,353,595,891.07
5. Step 5: Solve for x
   x = 7,353,595,891.07/105,661.38
6. Step 6: Final answer
   x = 69,595.87