Finding the Fourth Proportional to 2,053.09, 3,080.18 and 956.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,053.09 : 3,080.18 = 956.89 : x
2. Step 2: Convert to fraction form
   2,053.09/3,080.18 = 956.89/x
3. Step 3: Cross multiply
   2,053.09x = 3,080.18 × 956.89
4. Step 4: Simplify right side
   2,053.09x = 2,947,393.44
5. Step 5: Solve for x
   x = 2,947,393.44/2,053.09
6. Step 6: Final answer
   x = 1,435.59