Finding the Fourth Proportional to 1,182.02, 1,634.72 and 1,034.40

Step by Step Solution

1. Step 1: Write the proportion equation
   1,182.02 : 1,634.72 = 1,034.40 : x
2. Step 2: Convert to fraction form
   1,182.02/1,634.72 = 1,034.40/x
3. Step 3: Cross multiply
   1,182.02x = 1,634.72 × 1,034.40
4. Step 4: Simplify right side
   1,182.02x = 1,690,949.20
5. Step 5: Solve for x
   x = 1,690,949.20/1,182.02
6. Step 6: Final answer
   x = 1,430.56