Finding the Fourth Proportional to 2,370.17, 3,270.84 and 1,322.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,370.17 : 3,270.84 = 1,322.30 : x
2. Step 2: Convert to fraction form
   2,370.17/3,270.84 = 1,322.30/x
3. Step 3: Cross multiply
   2,370.17x = 3,270.84 × 1,322.30
4. Step 4: Simplify right side
   2,370.17x = 4,325,031.73
5. Step 5: Solve for x
   x = 4,325,031.73/2,370.17
6. Step 6: Final answer
   x = 1,824.78