Finding the Fourth Proportional to 2,729.01, 4,090.31 and 1,265.09

Step by Step Solution

1. Step 1: Write the proportion equation
   2,729.01 : 4,090.31 = 1,265.09 : x
2. Step 2: Convert to fraction form
   2,729.01/4,090.31 = 1,265.09/x
3. Step 3: Cross multiply
   2,729.01x = 4,090.31 × 1,265.09
4. Step 4: Simplify right side
   2,729.01x = 5,174,610.28
5. Step 5: Solve for x
   x = 5,174,610.28/2,729.01
6. Step 6: Final answer
   x = 1,896.15