Finding the Fourth Proportional to 12,918.52, 17,827.54 and 7,329.52

Step by Step Solution

1. Step 1: Write the proportion equation
   12,918.52 : 17,827.54 = 7,329.52 : x
2. Step 2: Convert to fraction form
   12,918.52/17,827.54 = 7,329.52/x
3. Step 3: Cross multiply
   12,918.52x = 17,827.54 × 7,329.52
4. Step 4: Simplify right side
   12,918.52x = 130,667,310.98
5. Step 5: Solve for x
   x = 130,667,310.98/12,918.52
6. Step 6: Final answer
   x = 10,114.73