Finding the Fourth Proportional to 12,307.72, 16,984.02 and 7,002.52

Step by Step Solution

1. Step 1: Write the proportion equation
   12,307.72 : 16,984.02 = 7,002.52 : x
2. Step 2: Convert to fraction form
   12,307.72/16,984.02 = 7,002.52/x
3. Step 3: Cross multiply
   12,307.72x = 16,984.02 × 7,002.52
4. Step 4: Simplify right side
   12,307.72x = 118,930,939.73
5. Step 5: Solve for x
   x = 118,930,939.73/12,307.72
6. Step 6: Final answer
   x = 9,663.12