Finding the Fourth Proportional to 1,019.52, 1,527.84 and 696.24

Step by Step Solution

1. Step 1: Write the proportion equation
   1,019.52 : 1,527.84 = 696.24 : x
2. Step 2: Convert to fraction form
   1,019.52/1,527.84 = 696.24/x
3. Step 3: Cross multiply
   1,019.52x = 1,527.84 × 696.24
4. Step 4: Simplify right side
   1,019.52x = 1,063,743.32
5. Step 5: Solve for x
   x = 1,063,743.32/1,019.52
6. Step 6: Final answer
   x = 1,043.38