Finding the Fourth Proportional to 23,818.68, 32,870.07 and 13,208.49

Step by Step Solution

1. Step 1: Write the proportion equation
   23,818.68 : 32,870.07 = 13,208.49 : x
2. Step 2: Convert to fraction form
   23,818.68/32,870.07 = 13,208.49/x
3. Step 3: Cross multiply
   23,818.68x = 32,870.07 × 13,208.49
4. Step 4: Simplify right side
   23,818.68x = 434,163,990.89
5. Step 5: Solve for x
   x = 434,163,990.89/23,818.68
6. Step 6: Final answer
   x = 18,227.88