Finding the Fourth Proportional to 31,124.05, 42,952.38 and 17,696.53

Step by Step Solution

1. Step 1: Write the proportion equation
   31,124.05 : 42,952.38 = 17,696.53 : x
2. Step 2: Convert to fraction form
   31,124.05/42,952.38 = 17,696.53/x
3. Step 3: Cross multiply
   31,124.05x = 42,952.38 × 17,696.53
4. Step 4: Simplify right side
   31,124.05x = 760,107,826.96
5. Step 5: Solve for x
   x = 760,107,826.96/31,124.05
6. Step 6: Final answer
   x = 24,421.88