Finding the Fourth Proportional to 23,806.50, 32,855.35 and 13,198.17

Step by Step Solution

1. Step 1: Write the proportion equation
   23,806.50 : 32,855.35 = 13,198.17 : x
2. Step 2: Convert to fraction form
   23,806.50/32,855.35 = 13,198.17/x
3. Step 3: Cross multiply
   23,806.50x = 32,855.35 × 13,198.17
4. Step 4: Simplify right side
   23,806.50x = 433,630,494.71
5. Step 5: Solve for x
   x = 433,630,494.71/23,806.50
6. Step 6: Final answer
   x = 18,214.79