Finding the Fourth Proportional to 1,153.92, 1,592.37 and 656.55

Step by Step Solution

1. Step 1: Write the proportion equation
   1,153.92 : 1,592.37 = 656.55 : x
2. Step 2: Convert to fraction form
   1,153.92/1,592.37 = 656.55/x
3. Step 3: Cross multiply
   1,153.92x = 1,592.37 × 656.55
4. Step 4: Simplify right side
   1,153.92x = 1,045,470.52
5. Step 5: Solve for x
   x = 1,045,470.52/1,153.92
6. Step 6: Final answer
   x = 906.02