Finding the Fourth Proportional to 4,818.34, 6,641.35 and 3,224.42

Step by Step Solution

1. Step 1: Write the proportion equation
   4,818.34 : 6,641.35 = 3,224.42 : x
2. Step 2: Convert to fraction form
   4,818.34/6,641.35 = 3,224.42/x
3. Step 3: Cross multiply
   4,818.34x = 6,641.35 × 3,224.42
4. Step 4: Simplify right side
   4,818.34x = 21,414,501.77
5. Step 5: Solve for x
   x = 21,414,501.77/4,818.34
6. Step 6: Final answer
   x = 4,444.37