Finding the Fourth Proportional to 105,969.21, 158,953.41 and 27,083.31

Step by Step Solution

1. Step 1: Write the proportion equation
   105,969.21 : 158,953.41 = 27,083.31 : x
2. Step 2: Convert to fraction form
   105,969.21/158,953.41 = 27,083.31/x
3. Step 3: Cross multiply
   105,969.21x = 158,953.41 × 27,083.31
4. Step 4: Simplify right side
   105,969.21x = 4,304,984,478.59
5. Step 5: Solve for x
   x = 4,304,984,478.59/105,969.21
6. Step 6: Final answer
   x = 40,624.86