Finding the Fourth Proportional to 31,439.82, 43,387.14 and 17,099.82

Step by Step Solution

1. Step 1: Write the proportion equation
   31,439.82 : 43,387.14 = 17,099.82 : x
2. Step 2: Convert to fraction form
   31,439.82/43,387.14 = 17,099.82/x
3. Step 3: Cross multiply
   31,439.82x = 43,387.14 × 17,099.82
4. Step 4: Simplify right side
   31,439.82x = 741,912,284.31
5. Step 5: Solve for x
   x = 741,912,284.31/31,439.82
6. Step 6: Final answer
   x = 23,597.85