Finding the Fourth Proportional to 33,002.64, 45,543.72 and 18,855.42

Step by Step Solution

1. Step 1: Write the proportion equation
   33,002.64 : 45,543.72 = 18,855.42 : x
2. Step 2: Convert to fraction form
   33,002.64/45,543.72 = 18,855.42/x
3. Step 3: Cross multiply
   33,002.64x = 45,543.72 × 18,855.42
4. Step 4: Simplify right side
   33,002.64x = 858,745,968.96
5. Step 5: Solve for x
   x = 858,745,968.96/33,002.64
6. Step 6: Final answer
   x = 26,020.52