Finding the Fourth Proportional to 105,191.97, 157,789.36 and 35,071.31

Step by Step Solution

1. Step 1: Write the proportion equation
   105,191.97 : 157,789.36 = 35,071.31 : x
2. Step 2: Convert to fraction form
   105,191.97/157,789.36 = 35,071.31/x
3. Step 3: Cross multiply
   105,191.97x = 157,789.36 × 35,071.31
4. Step 4: Simplify right side
   105,191.97x = 5,533,878,989.43
5. Step 5: Solve for x
   x = 5,533,878,989.43/105,191.97
6. Step 6: Final answer
   x = 52,607.43