Finding the Fourth Proportional to 23,295.12, 32,146.20 and 12,684.72

Step by Step Solution

1. Step 1: Write the proportion equation
   23,295.12 : 32,146.20 = 12,684.72 : x
2. Step 2: Convert to fraction form
   23,295.12/32,146.20 = 12,684.72/x
3. Step 3: Cross multiply
   23,295.12x = 32,146.20 × 12,684.72
4. Step 4: Simplify right side
   23,295.12x = 407,765,546.06
5. Step 5: Solve for x
   x = 407,765,546.06/23,295.12
6. Step 6: Final answer
   x = 17,504.33