Finding the Fourth Proportional to 31,092.82, 42,908.61 and 16,946.26

Step by Step Solution

1. Step 1: Write the proportion equation
   31,092.82 : 42,908.61 = 16,946.26 : x
2. Step 2: Convert to fraction form
   31,092.82/42,908.61 = 16,946.26/x
3. Step 3: Cross multiply
   31,092.82x = 42,908.61 × 16,946.26
4. Step 4: Simplify right side
   31,092.82x = 727,140,461.30
5. Step 5: Solve for x
   x = 727,140,461.30/31,092.82
6. Step 6: Final answer
   x = 23,386.12