Finding the Fourth Proportional to 1,065.88, 1,462.25 and 1,055.80

Step by Step Solution

1. Step 1: Write the proportion equation
   1,065.88 : 1,462.25 = 1,055.80 : x
2. Step 2: Convert to fraction form
   1,065.88/1,462.25 = 1,055.80/x
3. Step 3: Cross multiply
   1,065.88x = 1,462.25 × 1,055.80
4. Step 4: Simplify right side
   1,065.88x = 1,543,843.55
5. Step 5: Solve for x
   x = 1,543,843.55/1,065.88
6. Step 6: Final answer
   x = 1,448.42