Finding the Fourth Proportional to 2,423.86, 3,636.87 and 884.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,423.86 : 3,636.87 = 884.50 : x
2. Step 2: Convert to fraction form
   2,423.86/3,636.87 = 884.50/x
3. Step 3: Cross multiply
   2,423.86x = 3,636.87 × 884.50
4. Step 4: Simplify right side
   2,423.86x = 3,216,811.52
5. Step 5: Solve for x
   x = 3,216,811.52/2,423.86
6. Step 6: Final answer
   x = 1,327.14