Finding the Fourth Proportional to 105,711.78, 158,533.81 and 34,615.14

Step by Step Solution

1. Step 1: Write the proportion equation
   105,711.78 : 158,533.81 = 34,615.14 : x
2. Step 2: Convert to fraction form
   105,711.78/158,533.81 = 34,615.14/x
3. Step 3: Cross multiply
   105,711.78x = 158,533.81 × 34,615.14
4. Step 4: Simplify right side
   105,711.78x = 5,487,670,127.13
5. Step 5: Solve for x
   x = 5,487,670,127.13/105,711.78
6. Step 6: Final answer
   x = 51,911.62