Finding the Fourth Proportional to 31,094.16, 42,910.18 and 16,946.96

Step by Step Solution

1. Step 1: Write the proportion equation
   31,094.16 : 42,910.18 = 16,946.96 : x
2. Step 2: Convert to fraction form
   31,094.16/42,910.18 = 16,946.96/x
3. Step 3: Cross multiply
   31,094.16x = 42,910.18 × 16,946.96
4. Step 4: Simplify right side
   31,094.16x = 727,197,104.05
5. Step 5: Solve for x
   x = 727,197,104.05/31,094.16
6. Step 6: Final answer
   x = 23,386.94