Finding the Fourth Proportional to 14,527.81, 21,789.07 and 3,854.23

Step by Step Solution

1. Step 1: Write the proportion equation
   14,527.81 : 21,789.07 = 3,854.23 : x
2. Step 2: Convert to fraction form
   14,527.81/21,789.07 = 3,854.23/x
3. Step 3: Cross multiply
   14,527.81x = 21,789.07 × 3,854.23
4. Step 4: Simplify right side
   14,527.81x = 83,980,087.27
5. Step 5: Solve for x
   x = 83,980,087.27/14,527.81
6. Step 6: Final answer
   x = 5,780.64