Finding the Fourth Proportional to 23,997.58, 33,116.43 and 13,242.55

Step by Step Solution

1. Step 1: Write the proportion equation
   23,997.58 : 33,116.43 = 13,242.55 : x
2. Step 2: Convert to fraction form
   23,997.58/33,116.43 = 13,242.55/x
3. Step 3: Cross multiply
   23,997.58x = 33,116.43 × 13,242.55
4. Step 4: Simplify right side
   23,997.58x = 438,545,980.10
5. Step 5: Solve for x
   x = 438,545,980.10/23,997.58
6. Step 6: Final answer
   x = 18,274.59