Finding the Fourth Proportional to 17,406.56, 23,998.61 and 14,216.51

Step by Step Solution

1. Step 1: Write the proportion equation
   17,406.56 : 23,998.61 = 14,216.51 : x
2. Step 2: Convert to fraction form
   17,406.56/23,998.61 = 14,216.51/x
3. Step 3: Cross multiply
   17,406.56x = 23,998.61 × 14,216.51
4. Step 4: Simplify right side
   17,406.56x = 341,176,574.59
5. Step 5: Solve for x
   x = 341,176,574.59/17,406.56
6. Step 6: Final answer
   x = 19,600.46