Finding the Fourth Proportional to 1,760.72, 2,638.92 and 1,544.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,760.72 : 2,638.92 = 1,544.72 : x
2. Step 2: Convert to fraction form
   1,760.72/2,638.92 = 1,544.72/x
3. Step 3: Cross multiply
   1,760.72x = 2,638.92 × 1,544.72
4. Step 4: Simplify right side
   1,760.72x = 4,076,392.50
5. Step 5: Solve for x
   x = 4,076,392.50/1,760.72
6. Step 6: Final answer
   x = 2,315.18