Finding the Fourth Proportional to 23,826.68, 32,880.58 and 13,216.04

Step by Step Solution

1. Step 1: Write the proportion equation
   23,826.68 : 32,880.58 = 13,216.04 : x
2. Step 2: Convert to fraction form
   23,826.68/32,880.58 = 13,216.04/x
3. Step 3: Cross multiply
   23,826.68x = 32,880.58 × 13,216.04
4. Step 4: Simplify right side
   23,826.68x = 434,550,830.02
5. Step 5: Solve for x
   x = 434,550,830.02/23,826.68
6. Step 6: Final answer
   x = 18,238.00