Finding the Fourth Proportional to 16,868.14, 23,284.89 and 10,900.30

Step by Step Solution

1. Step 1: Write the proportion equation
   16,868.14 : 23,284.89 = 10,900.30 : x
2. Step 2: Convert to fraction form
   16,868.14/23,284.89 = 10,900.30/x
3. Step 3: Cross multiply
   16,868.14x = 23,284.89 × 10,900.30
4. Step 4: Simplify right side
   16,868.14x = 253,812,269.13
5. Step 5: Solve for x
   x = 253,812,269.13/16,868.14
6. Step 6: Final answer
   x = 15,046.85