Finding the Fourth Proportional to 31,314.05, 43,215.05 and 17,167.49

Step by Step Solution

1. Step 1: Write the proportion equation
   31,314.05 : 43,215.05 = 17,167.49 : x
2. Step 2: Convert to fraction form
   31,314.05/43,215.05 = 17,167.49/x
3. Step 3: Cross multiply
   31,314.05x = 43,215.05 × 17,167.49
4. Step 4: Simplify right side
   31,314.05x = 741,893,852.89
5. Step 5: Solve for x
   x = 741,893,852.89/31,314.05
6. Step 6: Final answer
   x = 23,692.04