Finding the Fourth Proportional to 31,875.33, 43,991.34 and 17,729.49

Step by Step Solution

1. Step 1: Write the proportion equation
   31,875.33 : 43,991.34 = 17,729.49 : x
2. Step 2: Convert to fraction form
   31,875.33/43,991.34 = 17,729.49/x
3. Step 3: Cross multiply
   31,875.33x = 43,991.34 × 17,729.49
4. Step 4: Simplify right side
   31,875.33x = 779,944,022.62
5. Step 5: Solve for x
   x = 779,944,022.62/31,875.33
6. Step 6: Final answer
   x = 24,468.58