Finding the Fourth Proportional to 1,885.93, 2,603.04 and 1,140.38

Step by Step Solution

1. Step 1: Write the proportion equation
   1,885.93 : 2,603.04 = 1,140.38 : x
2. Step 2: Convert to fraction form
   1,885.93/2,603.04 = 1,140.38/x
3. Step 3: Cross multiply
   1,885.93x = 2,603.04 × 1,140.38
4. Step 4: Simplify right side
   1,885.93x = 2,968,447.22
5. Step 5: Solve for x
   x = 2,968,447.22/1,885.93
6. Step 6: Final answer
   x = 1,573.99