Finding the Fourth Proportional to 33,269.92, 45,962.56 and 21,812.05

Step by Step Solution

1. Step 1: Write the proportion equation
   33,269.92 : 45,962.56 = 21,812.05 : x
2. Step 2: Convert to fraction form
   33,269.92/45,962.56 = 21,812.05/x
3. Step 3: Cross multiply
   33,269.92x = 45,962.56 × 21,812.05
4. Step 4: Simplify right side
   33,269.92x = 1,002,537,741.57
5. Step 5: Solve for x
   x = 1,002,537,741.57/33,269.92
6. Step 6: Final answer
   x = 30,133.46