Finding the Fourth Proportional to 1,363.41, 2,055.15 and 1,330.60

Step by Step Solution

1. Step 1: Write the proportion equation
   1,363.41 : 2,055.15 = 1,330.60 : x
2. Step 2: Convert to fraction form
   1,363.41/2,055.15 = 1,330.60/x
3. Step 3: Cross multiply
   1,363.41x = 2,055.15 × 1,330.60
4. Step 4: Simplify right side
   1,363.41x = 2,734,582.59
5. Step 5: Solve for x
   x = 2,734,582.59/1,363.41
6. Step 6: Final answer
   x = 2,005.69