Finding the Fourth Proportional to 2,084.20, 3,131.70 and 1,846.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,084.20 : 3,131.70 = 1,846.60 : x
2. Step 2: Convert to fraction form
   2,084.20/3,131.70 = 1,846.60/x
3. Step 3: Cross multiply
   2,084.20x = 3,131.70 × 1,846.60
4. Step 4: Simplify right side
   2,084.20x = 5,782,997.22
5. Step 5: Solve for x
   x = 5,782,997.22/2,084.20
6. Step 6: Final answer
   x = 2,774.68