Finding the Fourth Proportional to 1,344.94, 1,854.60 and 1,064.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,344.94 : 1,854.60 = 1,064.72 : x
2. Step 2: Convert to fraction form
   1,344.94/1,854.60 = 1,064.72/x
3. Step 3: Cross multiply
   1,344.94x = 1,854.60 × 1,064.72
4. Step 4: Simplify right side
   1,344.94x = 1,974,629.71
5. Step 5: Solve for x
   x = 1,974,629.71/1,344.94
6. Step 6: Final answer
   x = 1,468.19