Finding the Fourth Proportional to 2,387.72, 3,576.93 and 1,563.49

Step by Step Solution

1. Step 1: Write the proportion equation
   2,387.72 : 3,576.93 = 1,563.49 : x
2. Step 2: Convert to fraction form
   2,387.72/3,576.93 = 1,563.49/x
3. Step 3: Cross multiply
   2,387.72x = 3,576.93 × 1,563.49
4. Step 4: Simplify right side
   2,387.72x = 5,592,502.95
5. Step 5: Solve for x
   x = 5,592,502.95/2,387.72
6. Step 6: Final answer
   x = 2,342.19