Finding the Fourth Proportional to 1,360.33, 1,875.40 and 1,019.35

Step by Step Solution

1. Step 1: Write the proportion equation
   1,360.33 : 1,875.40 = 1,019.35 : x
2. Step 2: Convert to fraction form
   1,360.33/1,875.40 = 1,019.35/x
3. Step 3: Cross multiply
   1,360.33x = 1,875.40 × 1,019.35
4. Step 4: Simplify right side
   1,360.33x = 1,911,694.52
5. Step 5: Solve for x
   x = 1,911,694.52/1,360.33
6. Step 6: Final answer
   x = 1,405.32