Finding the Fourth Proportional to 2,148.52, 2,965.52 and 1,264.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,148.52 : 2,965.52 = 1,264.61 : x
2. Step 2: Convert to fraction form
   2,148.52/2,965.52 = 1,264.61/x
3. Step 3: Cross multiply
   2,148.52x = 2,965.52 × 1,264.61
4. Step 4: Simplify right side
   2,148.52x = 3,750,226.25
5. Step 5: Solve for x
   x = 3,750,226.25/2,148.52
6. Step 6: Final answer
   x = 1,745.49