Finding the Fourth Proportional to 2,369, 3,554.78 and 1,153

Step by Step Solution

1. Step 1: Write the proportion equation
   2,369 : 3,554.78 = 1,153 : x
2. Step 2: Convert to fraction form
   2,369/3,554.78 = 1,153/x
3. Step 3: Cross multiply
   2,369x = 3,554.78 × 1,153
4. Step 4: Simplify right side
   2,369x = 4,098,661.34
5. Step 5: Solve for x
   x = 4,098,661.34/2,369
6. Step 6: Final answer
   x = 1,730.12