Finding the Fourth Proportional to 1,889.82, 2,607.69 and 1,103.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,889.82 : 2,607.69 = 1,103.94 : x
2. Step 2: Convert to fraction form
   1,889.82/2,607.69 = 1,103.94/x
3. Step 3: Cross multiply
   1,889.82x = 2,607.69 × 1,103.94
4. Step 4: Simplify right side
   1,889.82x = 2,878,733.30
5. Step 5: Solve for x
   x = 2,878,733.30/1,889.82
6. Step 6: Final answer
   x = 1,523.28