Finding the Fourth Proportional to 1,152.82, 1,729.50 and 604.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,152.82 : 1,729.50 = 604.72 : x
2. Step 2: Convert to fraction form
   1,152.82/1,729.50 = 604.72/x
3. Step 3: Cross multiply
   1,152.82x = 1,729.50 × 604.72
4. Step 4: Simplify right side
   1,152.82x = 1,045,863.24
5. Step 5: Solve for x
   x = 1,045,863.24/1,152.82
6. Step 6: Final answer
   x = 907.22