Finding the Fourth Proportional to 8,934.71, 13,401.92 and 3,091.37

Step by Step Solution

1. Step 1: Write the proportion equation
   8,934.71 : 13,401.92 = 3,091.37 : x
2. Step 2: Convert to fraction form
   8,934.71/13,401.92 = 3,091.37/x
3. Step 3: Cross multiply
   8,934.71x = 13,401.92 × 3,091.37
4. Step 4: Simplify right side
   8,934.71x = 41,430,234.15
5. Step 5: Solve for x
   x = 41,430,234.15/8,934.71
6. Step 6: Final answer
   x = 4,637.00