Finding the Fourth Proportional to 23,818.36, 32,870.10 and 13,208.98

Step by Step Solution

1. Step 1: Write the proportion equation
   23,818.36 : 32,870.10 = 13,208.98 : x
2. Step 2: Convert to fraction form
   23,818.36/32,870.10 = 13,208.98/x
3. Step 3: Cross multiply
   23,818.36x = 32,870.10 × 13,208.98
4. Step 4: Simplify right side
   23,818.36x = 434,180,493.50
5. Step 5: Solve for x
   x = 434,180,493.50/23,818.36
6. Step 6: Final answer
   x = 18,228.82