Finding the Fourth Proportional to 33,145.33, 45,740.57 and 18,038.05

Step by Step Solution

1. Step 1: Write the proportion equation
   33,145.33 : 45,740.57 = 18,038.05 : x
2. Step 2: Convert to fraction form
   33,145.33/45,740.57 = 18,038.05/x
3. Step 3: Cross multiply
   33,145.33x = 45,740.57 × 18,038.05
4. Step 4: Simplify right side
   33,145.33x = 825,070,688.69
5. Step 5: Solve for x
   x = 825,070,688.69/33,145.33
6. Step 6: Final answer
   x = 24,892.52