Finding the Fourth Proportional to 33,003.99, 45,545.90 and 18,099.99

Step by Step Solution

1. Step 1: Write the proportion equation
   33,003.99 : 45,545.90 = 18,099.99 : x
2. Step 2: Convert to fraction form
   33,003.99/45,545.90 = 18,099.99/x
3. Step 3: Cross multiply
   33,003.99x = 45,545.90 × 18,099.99
4. Step 4: Simplify right side
   33,003.99x = 824,380,244.04
5. Step 5: Solve for x
   x = 824,380,244.04/33,003.99
6. Step 6: Final answer
   x = 24,978.20