Finding the Fourth Proportional to 1,067.56, 1,473.72 and 753.08

Step by Step Solution

1. Step 1: Write the proportion equation
   1,067.56 : 1,473.72 = 753.08 : x
2. Step 2: Convert to fraction form
   1,067.56/1,473.72 = 753.08/x
3. Step 3: Cross multiply
   1,067.56x = 1,473.72 × 753.08
4. Step 4: Simplify right side
   1,067.56x = 1,109,829.06
5. Step 5: Solve for x
   x = 1,109,829.06/1,067.56
6. Step 6: Final answer
   x = 1,039.59