Finding the Fourth Proportional to 14,507.37, 20,020.72 and 9,404.01

Step by Step Solution

1. Step 1: Write the proportion equation
   14,507.37 : 20,020.72 = 9,404.01 : x
2. Step 2: Convert to fraction form
   14,507.37/20,020.72 = 9,404.01/x
3. Step 3: Cross multiply
   14,507.37x = 20,020.72 × 9,404.01
4. Step 4: Simplify right side
   14,507.37x = 188,275,188.78
5. Step 5: Solve for x
   x = 188,275,188.78/14,507.37
6. Step 6: Final answer
   x = 12,977.90