Finding the Fourth Proportional to 11,423.88, 17,138.78 and 3,632.76

Step by Step Solution

1. Step 1: Write the proportion equation
   11,423.88 : 17,138.78 = 3,632.76 : x
2. Step 2: Convert to fraction form
   11,423.88/17,138.78 = 3,632.76/x
3. Step 3: Cross multiply
   11,423.88x = 17,138.78 × 3,632.76
4. Step 4: Simplify right side
   11,423.88x = 62,261,074.43
5. Step 5: Solve for x
   x = 62,261,074.43/11,423.88
6. Step 6: Final answer
   x = 5,450.08