Finding the Fourth Proportional to 2,453.79, 3,678.45 and 1,576.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,453.79 : 3,678.45 = 1,576.53 : x
2. Step 2: Convert to fraction form
   2,453.79/3,678.45 = 1,576.53/x
3. Step 3: Cross multiply
   2,453.79x = 3,678.45 × 1,576.53
4. Step 4: Simplify right side
   2,453.79x = 5,799,186.78
5. Step 5: Solve for x
   x = 5,799,186.78/2,453.79
6. Step 6: Final answer
   x = 2,363.36