Finding the Fourth Proportional to 33,017.20, 45,563.59 and 17,909.87

Step by Step Solution

1. Step 1: Write the proportion equation
   33,017.20 : 45,563.59 = 17,909.87 : x
2. Step 2: Convert to fraction form
   33,017.20/45,563.59 = 17,909.87/x
3. Step 3: Cross multiply
   33,017.20x = 45,563.59 × 17,909.87
4. Step 4: Simplify right side
   33,017.20x = 816,038,024.50
5. Step 5: Solve for x
   x = 816,038,024.50/33,017.20
6. Step 6: Final answer
   x = 24,715.54