Finding the Fourth Proportional to 2,201.31, 3,039.12 and 1,955.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,201.31 : 3,039.12 = 1,955.27 : x
2. Step 2: Convert to fraction form
   2,201.31/3,039.12 = 1,955.27/x
3. Step 3: Cross multiply
   2,201.31x = 3,039.12 × 1,955.27
4. Step 4: Simplify right side
   2,201.31x = 5,942,307.76
5. Step 5: Solve for x
   x = 5,942,307.76/2,201.31
6. Step 6: Final answer
   x = 2,699.44