Finding the Fourth Proportional to 107,706.24, 161,574.72 and 33,840

Step by Step Solution

1. Step 1: Write the proportion equation
   107,706.24 : 161,574.72 = 33,840 : x
2. Step 2: Convert to fraction form
   107,706.24/161,574.72 = 33,840/x
3. Step 3: Cross multiply
   107,706.24x = 161,574.72 × 33,840
4. Step 4: Simplify right side
   107,706.24x = 5,467,688,524.80
5. Step 5: Solve for x
   x = 5,467,688,524.80/107,706.24
6. Step 6: Final answer
   x = 50,764.83