Finding the Fourth Proportional to 31,090.82, 42,906.24 and 16,944.56

Step by Step Solution

1. Step 1: Write the proportion equation
   31,090.82 : 42,906.24 = 16,944.56 : x
2. Step 2: Convert to fraction form
   31,090.82/42,906.24 = 16,944.56/x
3. Step 3: Cross multiply
   31,090.82x = 42,906.24 × 16,944.56
4. Step 4: Simplify right side
   31,090.82x = 727,027,358.05
5. Step 5: Solve for x
   x = 727,027,358.05/31,090.82
6. Step 6: Final answer
   x = 23,383.99