Finding the Fourth Proportional to 31,603.69, 43,614.12 and 17,456.77

Step by Step Solution

1. Step 1: Write the proportion equation
   31,603.69 : 43,614.12 = 17,456.77 : x
2. Step 2: Convert to fraction form
   31,603.69/43,614.12 = 17,456.77/x
3. Step 3: Cross multiply
   31,603.69x = 43,614.12 × 17,456.77
4. Step 4: Simplify right side
   31,603.69x = 761,361,661.59
5. Step 5: Solve for x
   x = 761,361,661.59/31,603.69
6. Step 6: Final answer
   x = 24,090.91