Finding the Fourth Proportional to 2,130.29, 3,194.04 and 1,019.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,130.29 : 3,194.04 = 1,019.10 : x
2. Step 2: Convert to fraction form
   2,130.29/3,194.04 = 1,019.10/x
3. Step 3: Cross multiply
   2,130.29x = 3,194.04 × 1,019.10
4. Step 4: Simplify right side
   2,130.29x = 3,255,046.16
5. Step 5: Solve for x
   x = 3,255,046.16/2,130.29
6. Step 6: Final answer
   x = 1,527.99