Finding the Fourth Proportional to 3,608.52, 5,412.71 and 1,011.39

Step by Step Solution

1. Step 1: Write the proportion equation
   3,608.52 : 5,412.71 = 1,011.39 : x
2. Step 2: Convert to fraction form
   3,608.52/5,412.71 = 1,011.39/x
3. Step 3: Cross multiply
   3,608.52x = 5,412.71 × 1,011.39
4. Step 4: Simplify right side
   3,608.52x = 5,474,355.71
5. Step 5: Solve for x
   x = 5,474,355.71/3,608.52
6. Step 6: Final answer
   x = 1,517.06