Finding the Fourth Proportional to 5,876.34, 8,109.09 and 3,223.86

Step by Step Solution

1. Step 1: Write the proportion equation
   5,876.34 : 8,109.09 = 3,223.86 : x
2. Step 2: Convert to fraction form
   5,876.34/8,109.09 = 3,223.86/x
3. Step 3: Cross multiply
   5,876.34x = 8,109.09 × 3,223.86
4. Step 4: Simplify right side
   5,876.34x = 26,142,570.89
5. Step 5: Solve for x
   x = 26,142,570.89/5,876.34
6. Step 6: Final answer
   x = 4,448.78