Finding the Fourth Proportional to 16,145.12, 22,268.72 and 14,016.48

Step by Step Solution

1. Step 1: Write the proportion equation
   16,145.12 : 22,268.72 = 14,016.48 : x
2. Step 2: Convert to fraction form
   16,145.12/22,268.72 = 14,016.48/x
3. Step 3: Cross multiply
   16,145.12x = 22,268.72 × 14,016.48
4. Step 4: Simplify right side
   16,145.12x = 312,129,068.51
5. Step 5: Solve for x
   x = 312,129,068.51/16,145.12
6. Step 6: Final answer
   x = 19,332.72