Finding the Fourth Proportional to 16,783.77, 23,159.01 and 9,708.82

Step by Step Solution

1. Step 1: Write the proportion equation
   16,783.77 : 23,159.01 = 9,708.82 : x
2. Step 2: Convert to fraction form
   16,783.77/23,159.01 = 9,708.82/x
3. Step 3: Cross multiply
   16,783.77x = 23,159.01 × 9,708.82
4. Step 4: Simplify right side
   16,783.77x = 224,846,659.47
5. Step 5: Solve for x
   x = 224,846,659.47/16,783.77
6. Step 6: Final answer
   x = 13,396.67