Finding the Fourth Proportional to 2,176.88, 3,004.98 and 1,337.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,176.88 : 3,004.98 = 1,337.72 : x
2. Step 2: Convert to fraction form
   2,176.88/3,004.98 = 1,337.72/x
3. Step 3: Cross multiply
   2,176.88x = 3,004.98 × 1,337.72
4. Step 4: Simplify right side
   2,176.88x = 4,019,821.85
5. Step 5: Solve for x
   x = 4,019,821.85/2,176.88
6. Step 6: Final answer
   x = 1,846.60