Finding the Fourth Proportional to 3,389.02, 5,083.32 and 1,080.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,389.02 : 5,083.32 = 1,080.52 : x
2. Step 2: Convert to fraction form
   3,389.02/5,083.32 = 1,080.52/x
3. Step 3: Cross multiply
   3,389.02x = 5,083.32 × 1,080.52
4. Step 4: Simplify right side
   3,389.02x = 5,492,628.93
5. Step 5: Solve for x
   x = 5,492,628.93/3,389.02
6. Step 6: Final answer
   x = 1,620.71