Finding the Fourth Proportional to 23,826.06, 32,880.06 and 13,215.96

Step by Step Solution

1. Step 1: Write the proportion equation
   23,826.06 : 32,880.06 = 13,215.96 : x
2. Step 2: Convert to fraction form
   23,826.06/32,880.06 = 13,215.96/x
3. Step 3: Cross multiply
   23,826.06x = 32,880.06 × 13,215.96
4. Step 4: Simplify right side
   23,826.06x = 434,541,557.76
5. Step 5: Solve for x
   x = 434,541,557.76/23,826.06
6. Step 6: Final answer
   x = 18,238.08