Finding the Fourth Proportional to 31,107.03, 42,925.84 and 17,676.42

Step by Step Solution

1. Step 1: Write the proportion equation
   31,107.03 : 42,925.84 = 17,676.42 : x
2. Step 2: Convert to fraction form
   31,107.03/42,925.84 = 17,676.42/x
3. Step 3: Cross multiply
   31,107.03x = 42,925.84 × 17,676.42
4. Step 4: Simplify right side
   31,107.03x = 758,775,176.69
5. Step 5: Solve for x
   x = 758,775,176.69/31,107.03
6. Step 6: Final answer
   x = 24,392.40