Finding the Fourth Proportional to 105,696.96, 158,568.84 and 35,574

Step by Step Solution

1. Step 1: Write the proportion equation
   105,696.96 : 158,568.84 = 35,574 : x
2. Step 2: Convert to fraction form
   105,696.96/158,568.84 = 35,574/x
3. Step 3: Cross multiply
   105,696.96x = 158,568.84 × 35,574
4. Step 4: Simplify right side
   105,696.96x = 5,640,927,914.16
5. Step 5: Solve for x
   x = 5,640,927,914.16/105,696.96
6. Step 6: Final answer
   x = 53,368.88