Finding the Fourth Proportional to 5,488.58, 7,574.24 and 2,970.69

Step by Step Solution

1. Step 1: Write the proportion equation
   5,488.58 : 7,574.24 = 2,970.69 : x
2. Step 2: Convert to fraction form
   5,488.58/7,574.24 = 2,970.69/x
3. Step 3: Cross multiply
   5,488.58x = 7,574.24 × 2,970.69
4. Step 4: Simplify right side
   5,488.58x = 22,500,738.15
5. Step 5: Solve for x
   x = 22,500,738.15/5,488.58
6. Step 6: Final answer
   x = 4,099.55