Finding the Fourth Proportional to 23,466.80, 32,384.76 and 12,856.46

Step by Step Solution

1. Step 1: Write the proportion equation
   23,466.80 : 32,384.76 = 12,856.46 : x
2. Step 2: Convert to fraction form
   23,466.80/32,384.76 = 12,856.46/x
3. Step 3: Cross multiply
   23,466.80x = 32,384.76 × 12,856.46
4. Step 4: Simplify right side
   23,466.80x = 416,353,371.55
5. Step 5: Solve for x
   x = 416,353,371.55/23,466.80
6. Step 6: Final answer
   x = 17,742.23