Finding the Fourth Proportional to 3,443.84, 4,752.18 and 1,931.37

Step by Step Solution

1. Step 1: Write the proportion equation
   3,443.84 : 4,752.18 = 1,931.37 : x
2. Step 2: Convert to fraction form
   3,443.84/4,752.18 = 1,931.37/x
3. Step 3: Cross multiply
   3,443.84x = 4,752.18 × 1,931.37
4. Step 4: Simplify right side
   3,443.84x = 9,178,217.89
5. Step 5: Solve for x
   x = 9,178,217.89/3,443.84
6. Step 6: Final answer
   x = 2,665.12