Finding the Fourth Proportional to 12,488.52, 17,234.48 and 7,183.84

Step by Step Solution

1. Step 1: Write the proportion equation
   12,488.52 : 17,234.48 = 7,183.84 : x
2. Step 2: Convert to fraction form
   12,488.52/17,234.48 = 7,183.84/x
3. Step 3: Cross multiply
   12,488.52x = 17,234.48 × 7,183.84
4. Step 4: Simplify right side
   12,488.52x = 123,809,746.80
5. Step 5: Solve for x
   x = 123,809,746.80/12,488.52
6. Step 6: Final answer
   x = 9,913.88