Finding the Fourth Proportional to 2,380.77, 3,284.01 and 1,573.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,380.77 : 3,284.01 = 1,573.22 : x
2. Step 2: Convert to fraction form
   2,380.77/3,284.01 = 1,573.22/x
3. Step 3: Cross multiply
   2,380.77x = 3,284.01 × 1,573.22
4. Step 4: Simplify right side
   2,380.77x = 5,166,478.42
5. Step 5: Solve for x
   x = 5,166,478.42/2,380.77
6. Step 6: Final answer
   x = 2,170.09