Finding the Fourth Proportional to 2,319.35, 3,200.04 and 1,820.44

Step by Step Solution

1. Step 1: Write the proportion equation
   2,319.35 : 3,200.04 = 1,820.44 : x
2. Step 2: Convert to fraction form
   2,319.35/3,200.04 = 1,820.44/x
3. Step 3: Cross multiply
   2,319.35x = 3,200.04 × 1,820.44
4. Step 4: Simplify right side
   2,319.35x = 5,825,484.82
5. Step 5: Solve for x
   x = 5,825,484.82/2,319.35
6. Step 6: Final answer
   x = 2,511.69