Finding the Fourth Proportional to 31,813.32, 43,905 and 17,667.08

Step by Step Solution

1. Step 1: Write the proportion equation
   31,813.32 : 43,905 = 17,667.08 : x
2. Step 2: Convert to fraction form
   31,813.32/43,905 = 17,667.08/x
3. Step 3: Cross multiply
   31,813.32x = 43,905 × 17,667.08
4. Step 4: Simplify right side
   31,813.32x = 775,673,147.40
5. Step 5: Solve for x
   x = 775,673,147.40/31,813.32
6. Step 6: Final answer
   x = 24,382.02