Finding the Fourth Proportional to 2,185.67, 3,261.72 and 1,952.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,185.67 : 3,261.72 = 1,952.12 : x
2. Step 2: Convert to fraction form
   2,185.67/3,261.72 = 1,952.12/x
3. Step 3: Cross multiply
   2,185.67x = 3,261.72 × 1,952.12
4. Step 4: Simplify right side
   2,185.67x = 6,367,268.85
5. Step 5: Solve for x
   x = 6,367,268.85/2,185.67
6. Step 6: Final answer
   x = 2,913.19