Finding the Fourth Proportional to 9,194.76, 13,789.71 and 2,621.31

Step by Step Solution

1. Step 1: Write the proportion equation
   9,194.76 : 13,789.71 = 2,621.31 : x
2. Step 2: Convert to fraction form
   9,194.76/13,789.71 = 2,621.31/x
3. Step 3: Cross multiply
   9,194.76x = 13,789.71 × 2,621.31
4. Step 4: Simplify right side
   9,194.76x = 36,147,104.72
5. Step 5: Solve for x
   x = 36,147,104.72/9,194.76
6. Step 6: Final answer
   x = 3,931.27