Finding the Fourth Proportional to 6,665.73, 10,004.72 and 3,381.18

Step by Step Solution

1. Step 1: Write the proportion equation
   6,665.73 : 10,004.72 = 3,381.18 : x
2. Step 2: Convert to fraction form
   6,665.73/10,004.72 = 3,381.18/x
3. Step 3: Cross multiply
   6,665.73x = 10,004.72 × 3,381.18
4. Step 4: Simplify right side
   6,665.73x = 33,827,704.75
5. Step 5: Solve for x
   x = 33,827,704.75/6,665.73
6. Step 6: Final answer
   x = 5,074.87