Finding the Fourth Proportional to 108,415.61, 162,638.91 and 33,542.15

Step by Step Solution

1. Step 1: Write the proportion equation
   108,415.61 : 162,638.91 = 33,542.15 : x
2. Step 2: Convert to fraction form
   108,415.61/162,638.91 = 33,542.15/x
3. Step 3: Cross multiply
   108,415.61x = 162,638.91 × 33,542.15
4. Step 4: Simplify right side
   108,415.61x = 5,455,258,715.06
5. Step 5: Solve for x
   x = 5,455,258,715.06/108,415.61
6. Step 6: Final answer
   x = 50,318.02