Finding the Fourth Proportional to 1,334.07, 1,839.24 and 1,019.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,334.07 : 1,839.24 = 1,019.52 : x
2. Step 2: Convert to fraction form
   1,334.07/1,839.24 = 1,019.52/x
3. Step 3: Cross multiply
   1,334.07x = 1,839.24 × 1,019.52
4. Step 4: Simplify right side
   1,334.07x = 1,875,141.96
5. Step 5: Solve for x
   x = 1,875,141.96/1,334.07
6. Step 6: Final answer
   x = 1,405.58