Finding the Fourth Proportional to 109,120.88, 163,688.22 and 34,243.97

Step by Step Solution

1. Step 1: Write the proportion equation
   109,120.88 : 163,688.22 = 34,243.97 : x
2. Step 2: Convert to fraction form
   109,120.88/163,688.22 = 34,243.97/x
3. Step 3: Cross multiply
   109,120.88x = 163,688.22 × 34,243.97
4. Step 4: Simplify right side
   109,120.88x = 5,605,333,676.59
5. Step 5: Solve for x
   x = 5,605,333,676.59/109,120.88
6. Step 6: Final answer
   x = 51,368.12