Finding the Fourth Proportional to 33,336.72, 45,987.90 and 21,994.26

Step by Step Solution

1. Step 1: Write the proportion equation
   33,336.72 : 45,987.90 = 21,994.26 : x
2. Step 2: Convert to fraction form
   33,336.72/45,987.90 = 21,994.26/x
3. Step 3: Cross multiply
   33,336.72x = 45,987.90 × 21,994.26
4. Step 4: Simplify right side
   33,336.72x = 1,011,469,829.45
5. Step 5: Solve for x
   x = 1,011,469,829.45/33,336.72
6. Step 6: Final answer
   x = 30,341.01