Finding the Fourth Proportional to 1,152.94, 1,590.92 and 655.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,152.94 : 1,590.92 = 655.56 : x
2. Step 2: Convert to fraction form
   1,152.94/1,590.92 = 655.56/x
3. Step 3: Cross multiply
   1,152.94x = 1,590.92 × 655.56
4. Step 4: Simplify right side
   1,152.94x = 1,042,943.52
5. Step 5: Solve for x
   x = 1,042,943.52/1,152.94
6. Step 6: Final answer
   x = 904.59