Finding the Fourth Proportional to 16,888.56, 25,308.12 and 9,507.42

Step by Step Solution

1. Step 1: Write the proportion equation
   16,888.56 : 25,308.12 = 9,507.42 : x
2. Step 2: Convert to fraction form
   16,888.56/25,308.12 = 9,507.42/x
3. Step 3: Cross multiply
   16,888.56x = 25,308.12 × 9,507.42
4. Step 4: Simplify right side
   16,888.56x = 240,614,926.25
5. Step 5: Solve for x
   x = 240,614,926.25/16,888.56
6. Step 6: Final answer
   x = 14,247.21