Finding the Fourth Proportional to 2,698.65, 3,723.86 and 1,579.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,698.65 : 3,723.86 = 1,579.37 : x
2. Step 2: Convert to fraction form
   2,698.65/3,723.86 = 1,579.37/x
3. Step 3: Cross multiply
   2,698.65x = 3,723.86 × 1,579.37
4. Step 4: Simplify right side
   2,698.65x = 5,881,338.10
5. Step 5: Solve for x
   x = 5,881,338.10/2,698.65
6. Step 6: Final answer
   x = 2,179.36