Finding the Fourth Proportional to 28,662.09, 43,016.82 and 14,632.48

Step by Step Solution

1. Step 1: Write the proportion equation
   28,662.09 : 43,016.82 = 14,632.48 : x
2. Step 2: Convert to fraction form
   28,662.09/43,016.82 = 14,632.48/x
3. Step 3: Cross multiply
   28,662.09x = 43,016.82 × 14,632.48
4. Step 4: Simplify right side
   28,662.09x = 629,442,758.31
5. Step 5: Solve for x
   x = 629,442,758.31/28,662.09
6. Step 6: Final answer
   x = 21,960.82