Finding the Fourth Proportional to 12,544.52, 18,818.49 and 7,282.00

Step by Step Solution

1. Step 1: Write the proportion equation
   12,544.52 : 18,818.49 = 7,282.00 : x
2. Step 2: Convert to fraction form
   12,544.52/18,818.49 = 7,282.00/x
3. Step 3: Cross multiply
   12,544.52x = 18,818.49 × 7,282.00
4. Step 4: Simplify right side
   12,544.52x = 137,036,189.16
5. Step 5: Solve for x
   x = 137,036,189.16/12,544.52
6. Step 6: Final answer
   x = 10,923.99