Finding the Fourth Proportional to 1,766.37, 2,655.25 and 1,423.54

Step by Step Solution

1. Step 1: Write the proportion equation
   1,766.37 : 2,655.25 = 1,423.54 : x
2. Step 2: Convert to fraction form
   1,766.37/2,655.25 = 1,423.54/x
3. Step 3: Cross multiply
   1,766.37x = 2,655.25 × 1,423.54
4. Step 4: Simplify right side
   1,766.37x = 3,779,844.39
5. Step 5: Solve for x
   x = 3,779,844.39/1,766.37
6. Step 6: Final answer
   x = 2,139.89