Finding the Fourth Proportional to 109,540.15, 164,333.98 and 33,638.93

Step by Step Solution

1. Step 1: Write the proportion equation
   109,540.15 : 164,333.98 = 33,638.93 : x
2. Step 2: Convert to fraction form
   109,540.15/164,333.98 = 33,638.93/x
3. Step 3: Cross multiply
   109,540.15x = 164,333.98 × 33,638.93
4. Step 4: Simplify right side
   109,540.15x = 5,528,019,086.47
5. Step 5: Solve for x
   x = 5,528,019,086.47/109,540.15
6. Step 6: Final answer
   x = 50,465.69