Finding the Fourth Proportional to 105,409.20, 158,124.84 and 34,337.37

Step by Step Solution

1. Step 1: Write the proportion equation
   105,409.20 : 158,124.84 = 34,337.37 : x
2. Step 2: Convert to fraction form
   105,409.20/158,124.84 = 34,337.37/x
3. Step 3: Cross multiply
   105,409.20x = 158,124.84 × 34,337.37
4. Step 4: Simplify right side
   105,409.20x = 5,429,591,137.27
5. Step 5: Solve for x
   x = 5,429,591,137.27/105,409.20
6. Step 6: Final answer
   x = 51,509.65