Finding the Fourth Proportional to 3,653.74, 5,040.93 and 2,080.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,653.74 : 5,040.93 = 2,080.72 : x
2. Step 2: Convert to fraction form
   3,653.74/5,040.93 = 2,080.72/x
3. Step 3: Cross multiply
   3,653.74x = 5,040.93 × 2,080.72
4. Step 4: Simplify right side
   3,653.74x = 10,488,763.87
5. Step 5: Solve for x
   x = 10,488,763.87/3,653.74
6. Step 6: Final answer
   x = 2,870.69