Finding the Fourth Proportional to 33,058.88, 45,642.72 and 21,127.04

Step by Step Solution

1. Step 1: Write the proportion equation
   33,058.88 : 45,642.72 = 21,127.04 : x
2. Step 2: Convert to fraction form
   33,058.88/45,642.72 = 21,127.04/x
3. Step 3: Cross multiply
   33,058.88x = 45,642.72 × 21,127.04
4. Step 4: Simplify right side
   33,058.88x = 964,295,571.15
5. Step 5: Solve for x
   x = 964,295,571.15/33,058.88
6. Step 6: Final answer
   x = 29,169.03