Finding the Fourth Proportional to 3,389.12, 5,084.52 and 1,049

Step by Step Solution

1. Step 1: Write the proportion equation
   3,389.12 : 5,084.52 = 1,049 : x
2. Step 2: Convert to fraction form
   3,389.12/5,084.52 = 1,049/x
3. Step 3: Cross multiply
   3,389.12x = 5,084.52 × 1,049
4. Step 4: Simplify right side
   3,389.12x = 5,333,661.48
5. Step 5: Solve for x
   x = 5,333,661.48/3,389.12
6. Step 6: Final answer
   x = 1,573.76