Finding the Fourth Proportional to 33,203.45, 45,837.37 and 21,116.09

Step by Step Solution

1. Step 1: Write the proportion equation
   33,203.45 : 45,837.37 = 21,116.09 : x
2. Step 2: Convert to fraction form
   33,203.45/45,837.37 = 21,116.09/x
3. Step 3: Cross multiply
   33,203.45x = 45,837.37 × 21,116.09
4. Step 4: Simplify right side
   33,203.45x = 967,906,171.27
5. Step 5: Solve for x
   x = 967,906,171.27/33,203.45
6. Step 6: Final answer
   x = 29,150.77