Finding the Fourth Proportional to 12,483.52, 18,725.16 and 5,086.24

Step by Step Solution

1. Step 1: Write the proportion equation
   12,483.52 : 18,725.16 = 5,086.24 : x
2. Step 2: Convert to fraction form
   12,483.52/18,725.16 = 5,086.24/x
3. Step 3: Cross multiply
   12,483.52x = 18,725.16 × 5,086.24
4. Step 4: Simplify right side
   12,483.52x = 95,240,657.80
5. Step 5: Solve for x
   x = 95,240,657.80/12,483.52
6. Step 6: Final answer
   x = 7,629.31