Finding the Fourth Proportional to 12,624.41, 17,421.75 and 7,322.37

Step by Step Solution

1. Step 1: Write the proportion equation
   12,624.41 : 17,421.75 = 7,322.37 : x
2. Step 2: Convert to fraction form
   12,624.41/17,421.75 = 7,322.37/x
3. Step 3: Cross multiply
   12,624.41x = 17,421.75 × 7,322.37
4. Step 4: Simplify right side
   12,624.41x = 127,568,499.55
5. Step 5: Solve for x
   x = 127,568,499.55/12,624.41
6. Step 6: Final answer
   x = 10,104.91