Finding the Fourth Proportional to 2,423.45, 3,632.91 and 1,191.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,423.45 : 3,632.91 = 1,191.89 : x
2. Step 2: Convert to fraction form
   2,423.45/3,632.91 = 1,191.89/x
3. Step 3: Cross multiply
   2,423.45x = 3,632.91 × 1,191.89
4. Step 4: Simplify right side
   2,423.45x = 4,330,029.10
5. Step 5: Solve for x
   x = 4,330,029.10/2,423.45
6. Step 6: Final answer
   x = 1,786.72