Finding the Fourth Proportional to 2,698.94, 3,724.55 and 1,520.03

Step by Step Solution

1. Step 1: Write the proportion equation
   2,698.94 : 3,724.55 = 1,520.03 : x
2. Step 2: Convert to fraction form
   2,698.94/3,724.55 = 1,520.03/x
3. Step 3: Cross multiply
   2,698.94x = 3,724.55 × 1,520.03
4. Step 4: Simplify right side
   2,698.94x = 5,661,427.74
5. Step 5: Solve for x
   x = 5,661,427.74/2,698.94
6. Step 6: Final answer
   x = 2,097.65