Finding the Fourth Proportional to 31,806.84, 43,893.94 and 17,659.72

Step by Step Solution

1. Step 1: Write the proportion equation
   31,806.84 : 43,893.94 = 17,659.72 : x
2. Step 2: Convert to fraction form
   31,806.84/43,893.94 = 17,659.72/x
3. Step 3: Cross multiply
   31,806.84x = 43,893.94 × 17,659.72
4. Step 4: Simplify right side
   31,806.84x = 775,154,690.10
5. Step 5: Solve for x
   x = 775,154,690.10/31,806.84
6. Step 6: Final answer
   x = 24,370.69