Finding the Fourth Proportional to 106,375.78, 159,563.17 and 31,496.38

Step by Step Solution

1. Step 1: Write the proportion equation
   106,375.78 : 159,563.17 = 31,496.38 : x
2. Step 2: Convert to fraction form
   106,375.78/159,563.17 = 31,496.38/x
3. Step 3: Cross multiply
   106,375.78x = 159,563.17 × 31,496.38
4. Step 4: Simplify right side
   106,375.78x = 5,025,662,236.32
5. Step 5: Solve for x
   x = 5,025,662,236.32/106,375.78
6. Step 6: Final answer
   x = 47,244.42