Finding the Fourth Proportional to 2,423.55, 3,635.52 and 1,173.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,423.55 : 3,635.52 = 1,173.78 : x
2. Step 2: Convert to fraction form
   2,423.55/3,635.52 = 1,173.78/x
3. Step 3: Cross multiply
   2,423.55x = 3,635.52 × 1,173.78
4. Step 4: Simplify right side
   2,423.55x = 4,267,300.67
5. Step 5: Solve for x
   x = 4,267,300.67/2,423.55
6. Step 6: Final answer
   x = 1,760.76