Finding the Fourth Proportional to 16,789.62, 23,171.50 and 10,504.02

Step by Step Solution

1. Step 1: Write the proportion equation
   16,789.62 : 23,171.50 = 10,504.02 : x
2. Step 2: Convert to fraction form
   16,789.62/23,171.50 = 10,504.02/x
3. Step 3: Cross multiply
   16,789.62x = 23,171.50 × 10,504.02
4. Step 4: Simplify right side
   16,789.62x = 243,393,899.43
5. Step 5: Solve for x
   x = 243,393,899.43/16,789.62
6. Step 6: Final answer
   x = 14,496.69