Finding the Fourth Proportional to 5,596.21, 8,389.86 and 3,623.86

Step by Step Solution

1. Step 1: Write the proportion equation
   5,596.21 : 8,389.86 = 3,623.86 : x
2. Step 2: Convert to fraction form
   5,596.21/8,389.86 = 3,623.86/x
3. Step 3: Cross multiply
   5,596.21x = 8,389.86 × 3,623.86
4. Step 4: Simplify right side
   5,596.21x = 30,403,678.06
5. Step 5: Solve for x
   x = 30,403,678.06/5,596.21
6. Step 6: Final answer
   x = 5,432.91