Finding the Fourth Proportional to 3,164.70, 4,747.12 and 1,084.69

Step by Step Solution

1. Step 1: Write the proportion equation
   3,164.70 : 4,747.12 = 1,084.69 : x
2. Step 2: Convert to fraction form
   3,164.70/4,747.12 = 1,084.69/x
3. Step 3: Cross multiply
   3,164.70x = 4,747.12 × 1,084.69
4. Step 4: Simplify right side
   3,164.70x = 5,149,153.59
5. Step 5: Solve for x
   x = 5,149,153.59/3,164.70
6. Step 6: Final answer
   x = 1,627.06