Finding the Fourth Proportional to 16,788.17, 23,171.17 and 10,651.90

Step by Step Solution

1. Step 1: Write the proportion equation
   16,788.17 : 23,171.17 = 10,651.90 : x
2. Step 2: Convert to fraction form
   16,788.17/23,171.17 = 10,651.90/x
3. Step 3: Cross multiply
   16,788.17x = 23,171.17 × 10,651.90
4. Step 4: Simplify right side
   16,788.17x = 246,816,985.72
5. Step 5: Solve for x
   x = 246,816,985.72/16,788.17
6. Step 6: Final answer
   x = 14,701.84