Finding the Fourth Proportional to 23,443.40, 32,327.32 and 15,475.16

Step by Step Solution

1. Step 1: Write the proportion equation
   23,443.40 : 32,327.32 = 15,475.16 : x
2. Step 2: Convert to fraction form
   23,443.40/32,327.32 = 15,475.16/x
3. Step 3: Cross multiply
   23,443.40x = 32,327.32 × 15,475.16
4. Step 4: Simplify right side
   23,443.40x = 500,270,449.37
5. Step 5: Solve for x
   x = 500,270,449.37/23,443.40
6. Step 6: Final answer
   x = 21,339.50