Finding the Fourth Proportional to 5,641.89, 8,464.83 and 2,521.62

Step by Step Solution

1. Step 1: Write the proportion equation
   5,641.89 : 8,464.83 = 2,521.62 : x
2. Step 2: Convert to fraction form
   5,641.89/8,464.83 = 2,521.62/x
3. Step 3: Cross multiply
   5,641.89x = 8,464.83 × 2,521.62
4. Step 4: Simplify right side
   5,641.89x = 21,345,084.62
5. Step 5: Solve for x
   x = 21,345,084.62/5,641.89
6. Step 6: Final answer
   x = 3,783.32