Finding the Fourth Proportional to 16,799.17, 23,181.50 and 9,726.05

Step by Step Solution

1. Step 1: Write the proportion equation
   16,799.17 : 23,181.50 = 9,726.05 : x
2. Step 2: Convert to fraction form
   16,799.17/23,181.50 = 9,726.05/x
3. Step 3: Cross multiply
   16,799.17x = 23,181.50 × 9,726.05
4. Step 4: Simplify right side
   16,799.17x = 225,464,336.48
5. Step 5: Solve for x
   x = 225,464,336.48/16,799.17
6. Step 6: Final answer
   x = 13,421.16