Finding the Fourth Proportional to 2,009.72, 3,014.52 and 1,955

Step by Step Solution

1. Step 1: Write the proportion equation
   2,009.72 : 3,014.52 = 1,955 : x
2. Step 2: Convert to fraction form
   2,009.72/3,014.52 = 1,955/x
3. Step 3: Cross multiply
   2,009.72x = 3,014.52 × 1,955
4. Step 4: Simplify right side
   2,009.72x = 5,893,386.60
5. Step 5: Solve for x
   x = 5,893,386.60/2,009.72
6. Step 6: Final answer
   x = 2,932.44