Finding the Fourth Proportional to 12,259.72, 18,387.72 and 4,468.52

Step by Step Solution

1. Step 1: Write the proportion equation
   12,259.72 : 18,387.72 = 4,468.52 : x
2. Step 2: Convert to fraction form
   12,259.72/18,387.72 = 4,468.52/x
3. Step 3: Cross multiply
   12,259.72x = 18,387.72 × 4,468.52
4. Step 4: Simplify right side
   12,259.72x = 82,165,894.57
5. Step 5: Solve for x
   x = 82,165,894.57/12,259.72
6. Step 6: Final answer
   x = 6,702.10