Finding the Fourth Proportional to 3,346.56, 5,019.72 and 1,038

Step by Step Solution

1. Step 1: Write the proportion equation
   3,346.56 : 5,019.72 = 1,038 : x
2. Step 2: Convert to fraction form
   3,346.56/5,019.72 = 1,038/x
3. Step 3: Cross multiply
   3,346.56x = 5,019.72 × 1,038
4. Step 4: Simplify right side
   3,346.56x = 5,210,469.36
5. Step 5: Solve for x
   x = 5,210,469.36/3,346.56
6. Step 6: Final answer
   x = 1,556.96