Finding the Fourth Proportional to 105,613.80, 158,414.94 and 35,485.80

Step by Step Solution

1. Step 1: Write the proportion equation
   105,613.80 : 158,414.94 = 35,485.80 : x
2. Step 2: Convert to fraction form
   105,613.80/158,414.94 = 35,485.80/x
3. Step 3: Cross multiply
   105,613.80x = 158,414.94 × 35,485.80
4. Step 4: Simplify right side
   105,613.80x = 5,621,480,877.85
5. Step 5: Solve for x
   x = 5,621,480,877.85/105,613.80
6. Step 6: Final answer
   x = 53,226.76