Finding the Fourth Proportional to 9,160.72, 13,737.42 and 3,314.12

Step by Step Solution

1. Step 1: Write the proportion equation
   9,160.72 : 13,737.42 = 3,314.12 : x
2. Step 2: Convert to fraction form
   9,160.72/13,737.42 = 3,314.12/x
3. Step 3: Cross multiply
   9,160.72x = 13,737.42 × 3,314.12
4. Step 4: Simplify right side
   9,160.72x = 45,527,458.37
5. Step 5: Solve for x
   x = 45,527,458.37/9,160.72
6. Step 6: Final answer
   x = 4,969.86