Finding the Fourth Proportional to 1,574.48, 2,360.72 and 752.32

Step by Step Solution

1. Step 1: Write the proportion equation
   1,574.48 : 2,360.72 = 752.32 : x
2. Step 2: Convert to fraction form
   1,574.48/2,360.72 = 752.32/x
3. Step 3: Cross multiply
   1,574.48x = 2,360.72 × 752.32
4. Step 4: Simplify right side
   1,574.48x = 1,776,016.87
5. Step 5: Solve for x
   x = 1,776,016.87/1,574.48
6. Step 6: Final answer
   x = 1,128.00