Finding the Fourth Proportional to 16,875.99, 25,308.72 and 12,181.23

Step by Step Solution

1. Step 1: Write the proportion equation
   16,875.99 : 25,308.72 = 12,181.23 : x
2. Step 2: Convert to fraction form
   16,875.99/25,308.72 = 12,181.23/x
3. Step 3: Cross multiply
   16,875.99x = 25,308.72 × 12,181.23
4. Step 4: Simplify right side
   16,875.99x = 308,291,339.33
5. Step 5: Solve for x
   x = 308,291,339.33/16,875.99
6. Step 6: Final answer
   x = 18,268.04