Finding the Fourth Proportional to 12,184.96, 18,280.32 and 5,259.52

Step by Step Solution

1. Step 1: Write the proportion equation
   12,184.96 : 18,280.32 = 5,259.52 : x
2. Step 2: Convert to fraction form
   12,184.96/18,280.32 = 5,259.52/x
3. Step 3: Cross multiply
   12,184.96x = 18,280.32 × 5,259.52
4. Step 4: Simplify right side
   12,184.96x = 96,145,708.65
5. Step 5: Solve for x
   x = 96,145,708.65/12,184.96
6. Step 6: Final answer
   x = 7,890.52