Finding the Fourth Proportional to 3,345.05, 5,017.37 and 1,036.55

Step by Step Solution

1. Step 1: Write the proportion equation
   3,345.05 : 5,017.37 = 1,036.55 : x
2. Step 2: Convert to fraction form
   3,345.05/5,017.37 = 1,036.55/x
3. Step 3: Cross multiply
   3,345.05x = 5,017.37 × 1,036.55
4. Step 4: Simplify right side
   3,345.05x = 5,200,724.60
5. Step 5: Solve for x
   x = 5,200,724.60/3,345.05
6. Step 6: Final answer
   x = 1,554.75