Finding the Fourth Proportional to 31,167.42, 43,013.76 and 17,735.80

Step by Step Solution

1. Step 1: Write the proportion equation
   31,167.42 : 43,013.76 = 17,735.80 : x
2. Step 2: Convert to fraction form
   31,167.42/43,013.76 = 17,735.80/x
3. Step 3: Cross multiply
   31,167.42x = 43,013.76 × 17,735.80
4. Step 4: Simplify right side
   31,167.42x = 762,883,444.61
5. Step 5: Solve for x
   x = 762,883,444.61/31,167.42
6. Step 6: Final answer
   x = 24,476.95