Finding the Fourth Proportional to 1,760.98, 2,425.20 and 1,722.71

Step by Step Solution

1. Step 1: Write the proportion equation
   1,760.98 : 2,425.20 = 1,722.71 : x
2. Step 2: Convert to fraction form
   1,760.98/2,425.20 = 1,722.71/x
3. Step 3: Cross multiply
   1,760.98x = 2,425.20 × 1,722.71
4. Step 4: Simplify right side
   1,760.98x = 4,177,916.29
5. Step 5: Solve for x
   x = 4,177,916.29/1,760.98
6. Step 6: Final answer
   x = 2,372.50