Finding the Fourth Proportional to 2,174.81, 3,263.06 and 1,019.75

Step by Step Solution

1. Step 1: Write the proportion equation
   2,174.81 : 3,263.06 = 1,019.75 : x
2. Step 2: Convert to fraction form
   2,174.81/3,263.06 = 1,019.75/x
3. Step 3: Cross multiply
   2,174.81x = 3,263.06 × 1,019.75
4. Step 4: Simplify right side
   2,174.81x = 3,327,500.34
5. Step 5: Solve for x
   x = 3,327,500.34/2,174.81
6. Step 6: Final answer
   x = 1,530.02