Finding the Fourth Proportional to 16,910.16, 23,331.81 and 10,199.71

Step by Step Solution

1. Step 1: Write the proportion equation
   16,910.16 : 23,331.81 = 10,199.71 : x
2. Step 2: Convert to fraction form
   16,910.16/23,331.81 = 10,199.71/x
3. Step 3: Cross multiply
   16,910.16x = 23,331.81 × 10,199.71
4. Step 4: Simplify right side
   16,910.16x = 237,977,695.78
5. Step 5: Solve for x
   x = 237,977,695.78/16,910.16
6. Step 6: Final answer
   x = 14,073.06