Finding the Fourth Proportional to 105,947.18, 158,920.62 and 27,061.43

Step by Step Solution

1. Step 1: Write the proportion equation
   105,947.18 : 158,920.62 = 27,061.43 : x
2. Step 2: Convert to fraction form
   105,947.18/158,920.62 = 27,061.43/x
3. Step 3: Cross multiply
   105,947.18x = 158,920.62 × 27,061.43
4. Step 4: Simplify right side
   105,947.18x = 4,300,619,233.69
5. Step 5: Solve for x
   x = 4,300,619,233.69/105,947.18
6. Step 6: Final answer
   x = 40,592.11