Finding the Fourth Proportional to 2,698.97, 3,724.73 and 1,520.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,698.97 : 3,724.73 = 1,520.12 : x
2. Step 2: Convert to fraction form
   2,698.97/3,724.73 = 1,520.12/x
3. Step 3: Cross multiply
   2,698.97x = 3,724.73 × 1,520.12
4. Step 4: Simplify right side
   2,698.97x = 5,662,010.34
5. Step 5: Solve for x
   x = 5,662,010.34/2,698.97
6. Step 6: Final answer
   x = 2,097.85