Finding the Fourth Proportional to 23,996.44, 33,116.61 and 13,386.05

Step by Step Solution

1. Step 1: Write the proportion equation
   23,996.44 : 33,116.61 = 13,386.05 : x
2. Step 2: Convert to fraction form
   23,996.44/33,116.61 = 13,386.05/x
3. Step 3: Cross multiply
   23,996.44x = 33,116.61 × 13,386.05
4. Step 4: Simplify right side
   23,996.44x = 443,300,597.29
5. Step 5: Solve for x
   x = 443,300,597.29/23,996.44
6. Step 6: Final answer
   x = 18,473.60