Finding the Fourth Proportional to 2,326.91, 3,211.15 and 1,264.67

Step by Step Solution

1. Step 1: Write the proportion equation
   2,326.91 : 3,211.15 = 1,264.67 : x
2. Step 2: Convert to fraction form
   2,326.91/3,211.15 = 1,264.67/x
3. Step 3: Cross multiply
   2,326.91x = 3,211.15 × 1,264.67
4. Step 4: Simplify right side
   2,326.91x = 4,061,049.20
5. Step 5: Solve for x
   x = 4,061,049.20/2,326.91
6. Step 6: Final answer
   x = 1,745.26