Finding the Fourth Proportional to 3,360.50, 5,039.94 and 1,052

Step by Step Solution

1. Step 1: Write the proportion equation
   3,360.50 : 5,039.94 = 1,052 : x
2. Step 2: Convert to fraction form
   3,360.50/5,039.94 = 1,052/x
3. Step 3: Cross multiply
   3,360.50x = 5,039.94 × 1,052
4. Step 4: Simplify right side
   3,360.50x = 5,302,016.88
5. Step 5: Solve for x
   x = 5,302,016.88/3,360.50
6. Step 6: Final answer
   x = 1,577.75