Finding the Fourth Proportional to 1,019.83, 1,529.74 and 370.71

Step by Step Solution

1. Step 1: Write the proportion equation
   1,019.83 : 1,529.74 = 370.71 : x
2. Step 2: Convert to fraction form
   1,019.83/1,529.74 = 370.71/x
3. Step 3: Cross multiply
   1,019.83x = 1,529.74 × 370.71
4. Step 4: Simplify right side
   1,019.83x = 567,089.92
5. Step 5: Solve for x
   x = 567,089.92/1,019.83
6. Step 6: Final answer
   x = 556.06