Finding the Fourth Proportional to 2,301.80, 3,175.53 and 1,603.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,301.80 : 3,175.53 = 1,603.58 : x
2. Step 2: Convert to fraction form
   2,301.80/3,175.53 = 1,603.58/x
3. Step 3: Cross multiply
   2,301.80x = 3,175.53 × 1,603.58
4. Step 4: Simplify right side
   2,301.80x = 5,092,200.52
5. Step 5: Solve for x
   x = 5,092,200.52/2,301.80
6. Step 6: Final answer
   x = 2,212.27