Finding the Fourth Proportional to 3,363.42, 5,043.27 and 1,388.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,363.42 : 5,043.27 = 1,388.52 : x
2. Step 2: Convert to fraction form
   3,363.42/5,043.27 = 1,388.52/x
3. Step 3: Cross multiply
   3,363.42x = 5,043.27 × 1,388.52
4. Step 4: Simplify right side
   3,363.42x = 7,002,681.26
5. Step 5: Solve for x
   x = 7,002,681.26/3,363.42
6. Step 6: Final answer
   x = 2,082.01