Finding the Fourth Proportional to 31,093.61, 42,910.33 and 17,667.14

Step by Step Solution

1. Step 1: Write the proportion equation
   31,093.61 : 42,910.33 = 17,667.14 : x
2. Step 2: Convert to fraction form
   31,093.61/42,910.33 = 17,667.14/x
3. Step 3: Cross multiply
   31,093.61x = 42,910.33 × 17,667.14
4. Step 4: Simplify right side
   31,093.61x = 758,102,677.80
5. Step 5: Solve for x
   x = 758,102,677.80/31,093.61
6. Step 6: Final answer
   x = 24,381.30