Finding the Fourth Proportional to 31,096.53, 42,913.83 and 16,949.36

Step by Step Solution

1. Step 1: Write the proportion equation
   31,096.53 : 42,913.83 = 16,949.36 : x
2. Step 2: Convert to fraction form
   31,096.53/42,913.83 = 16,949.36/x
3. Step 3: Cross multiply
   31,096.53x = 42,913.83 × 16,949.36
4. Step 4: Simplify right side
   31,096.53x = 727,361,739.08
5. Step 5: Solve for x
   x = 727,361,739.08/31,096.53
6. Step 6: Final answer
   x = 23,390.45