Finding the Fourth Proportional to 105,627.20, 158,464.80 and 35,513.60

Step by Step Solution

1. Step 1: Write the proportion equation
   105,627.20 : 158,464.80 = 35,513.60 : x
2. Step 2: Convert to fraction form
   105,627.20/158,464.80 = 35,513.60/x
3. Step 3: Cross multiply
   105,627.20x = 158,464.80 × 35,513.60
4. Step 4: Simplify right side
   105,627.20x = 5,627,655,521.28
5. Step 5: Solve for x
   x = 5,627,655,521.28/105,627.20
6. Step 6: Final answer
   x = 53,278.47