Finding the Fourth Proportional to 31,333.34, 43,240.56 and 17,186.15

Step by Step Solution

1. Step 1: Write the proportion equation
   31,333.34 : 43,240.56 = 17,186.15 : x
2. Step 2: Convert to fraction form
   31,333.34/43,240.56 = 17,186.15/x
3. Step 3: Cross multiply
   31,333.34x = 43,240.56 × 17,186.15
4. Step 4: Simplify right side
   31,333.34x = 743,138,750.24
5. Step 5: Solve for x
   x = 743,138,750.24/31,333.34
6. Step 6: Final answer
   x = 23,717.19