Finding the Fourth Proportional to 1,887.38, 2,603.58 and 1,101.14

Step by Step Solution

1. Step 1: Write the proportion equation
   1,887.38 : 2,603.58 = 1,101.14 : x
2. Step 2: Convert to fraction form
   1,887.38/2,603.58 = 1,101.14/x
3. Step 3: Cross multiply
   1,887.38x = 2,603.58 × 1,101.14
4. Step 4: Simplify right side
   1,887.38x = 2,866,906.08
5. Step 5: Solve for x
   x = 2,866,906.08/1,887.38
6. Step 6: Final answer
   x = 1,518.99