Finding the Fourth Proportional to 23,956.58, 33,061.10 and 13,346.20

Step by Step Solution

1. Step 1: Write the proportion equation
   23,956.58 : 33,061.10 = 13,346.20 : x
2. Step 2: Convert to fraction form
   23,956.58/33,061.10 = 13,346.20/x
3. Step 3: Cross multiply
   23,956.58x = 33,061.10 × 13,346.20
4. Step 4: Simplify right side
   23,956.58x = 441,240,052.82
5. Step 5: Solve for x
   x = 441,240,052.82/23,956.58
6. Step 6: Final answer
   x = 18,418.32