Finding the Fourth Proportional to 23,829.42, 32,883.39 and 13,218.83

Step by Step Solution

1. Step 1: Write the proportion equation
   23,829.42 : 32,883.39 = 13,218.83 : x
2. Step 2: Convert to fraction form
   23,829.42/32,883.39 = 13,218.83/x
3. Step 3: Cross multiply
   23,829.42x = 32,883.39 × 13,218.83
4. Step 4: Simplify right side
   23,829.42x = 434,679,777.82
5. Step 5: Solve for x
   x = 434,679,777.82/23,829.42
6. Step 6: Final answer
   x = 18,241.31