Finding the Fourth Proportional to 33,069.44, 45,618.72 and 20,472.32

Step by Step Solution

1. Step 1: Write the proportion equation
   33,069.44 : 45,618.72 = 20,472.32 : x
2. Step 2: Convert to fraction form
   33,069.44/45,618.72 = 20,472.32/x
3. Step 3: Cross multiply
   33,069.44x = 45,618.72 × 20,472.32
4. Step 4: Simplify right side
   33,069.44x = 933,921,033.83
5. Step 5: Solve for x
   x = 933,921,033.83/33,069.44
6. Step 6: Final answer
   x = 28,241.21