Finding the Fourth Proportional to 105,440.72, 158,102.76 and 35,281.76

Step by Step Solution

1. Step 1: Write the proportion equation
   105,440.72 : 158,102.76 = 35,281.76 : x
2. Step 2: Convert to fraction form
   105,440.72/158,102.76 = 35,281.76/x
3. Step 3: Cross multiply
   105,440.72x = 158,102.76 × 35,281.76
4. Step 4: Simplify right side
   105,440.72x = 5,578,143,633.66
5. Step 5: Solve for x
   x = 5,578,143,633.66/105,440.72
6. Step 6: Final answer
   x = 52,903.13