Finding the Fourth Proportional to 33,315.32, 49,956 and 11,120.72

Step by Step Solution

1. Step 1: Write the proportion equation
   33,315.32 : 49,956 = 11,120.72 : x
2. Step 2: Convert to fraction form
   33,315.32/49,956 = 11,120.72/x
3. Step 3: Cross multiply
   33,315.32x = 49,956 × 11,120.72
4. Step 4: Simplify right side
   33,315.32x = 555,546,688.32
5. Step 5: Solve for x
   x = 555,546,688.32/33,315.32
6. Step 6: Final answer
   x = 16,675.41