Finding the Fourth Proportional to 31,094.22, 42,911.18 and 17,667.75

Step by Step Solution

1. Step 1: Write the proportion equation
   31,094.22 : 42,911.18 = 17,667.75 : x
2. Step 2: Convert to fraction form
   31,094.22/42,911.18 = 17,667.75/x
3. Step 3: Cross multiply
   31,094.22x = 42,911.18 × 17,667.75
4. Step 4: Simplify right side
   31,094.22x = 758,144,000.45
5. Step 5: Solve for x
   x = 758,144,000.45/31,094.22
6. Step 6: Final answer
   x = 24,382.15