Finding the Fourth Proportional to 2,053.17, 2,830.04 and 1,604.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,053.17 : 2,830.04 = 1,604.25 : x
2. Step 2: Convert to fraction form
   2,053.17/2,830.04 = 1,604.25/x
3. Step 3: Cross multiply
   2,053.17x = 2,830.04 × 1,604.25
4. Step 4: Simplify right side
   2,053.17x = 4,540,102.76
5. Step 5: Solve for x
   x = 4,540,102.76/2,053.17
6. Step 6: Final answer
   x = 2,211.27