Finding the Fourth Proportional to 9,134.56, 13,701.72 and 2,209

Step by Step Solution

1. Step 1: Write the proportion equation
   9,134.56 : 13,701.72 = 2,209 : x
2. Step 2: Convert to fraction form
   9,134.56/13,701.72 = 2,209/x
3. Step 3: Cross multiply
   9,134.56x = 13,701.72 × 2,209
4. Step 4: Simplify right side
   9,134.56x = 30,267,099.48
5. Step 5: Solve for x
   x = 30,267,099.48/9,134.56
6. Step 6: Final answer
   x = 3,313.47