Finding the Fourth Proportional to 33,010.98, 45,551.06 and 21,081.30

Step by Step Solution

1. Step 1: Write the proportion equation
   33,010.98 : 45,551.06 = 21,081.30 : x
2. Step 2: Convert to fraction form
   33,010.98/45,551.06 = 21,081.30/x
3. Step 3: Cross multiply
   33,010.98x = 45,551.06 × 21,081.30
4. Step 4: Simplify right side
   33,010.98x = 960,275,561.18
5. Step 5: Solve for x
   x = 960,275,561.18/33,010.98
6. Step 6: Final answer
   x = 29,089.58