Finding the Fourth Proportional to 31,099.34, 42,917.10 and 16,952.24

Step by Step Solution

1. Step 1: Write the proportion equation
   31,099.34 : 42,917.10 = 16,952.24 : x
2. Step 2: Convert to fraction form
   31,099.34/42,917.10 = 16,952.24/x
3. Step 3: Cross multiply
   31,099.34x = 42,917.10 × 16,952.24
4. Step 4: Simplify right side
   31,099.34x = 727,540,979.30
5. Step 5: Solve for x
   x = 727,540,979.30/31,099.34
6. Step 6: Final answer
   x = 23,394.10