Finding the Fourth Proportional to 31,062.41, 42,867.02 and 16,916.16

Step by Step Solution

1. Step 1: Write the proportion equation
   31,062.41 : 42,867.02 = 16,916.16 : x
2. Step 2: Convert to fraction form
   31,062.41/42,867.02 = 16,916.16/x
3. Step 3: Cross multiply
   31,062.41x = 42,867.02 × 16,916.16
4. Step 4: Simplify right side
   31,062.41x = 725,145,369.04
5. Step 5: Solve for x
   x = 725,145,369.04/31,062.41
6. Step 6: Final answer
   x = 23,344.79