Finding the Fourth Proportional to 8,023.86, 11,072.93 and 4,667.31

Step by Step Solution

1. Step 1: Write the proportion equation
   8,023.86 : 11,072.93 = 4,667.31 : x
2. Step 2: Convert to fraction form
   8,023.86/11,072.93 = 4,667.31/x
3. Step 3: Cross multiply
   8,023.86x = 11,072.93 × 4,667.31
4. Step 4: Simplify right side
   8,023.86x = 51,680,773.58
5. Step 5: Solve for x
   x = 51,680,773.58/8,023.86
6. Step 6: Final answer
   x = 6,440.89