Finding the Fourth Proportional to 7,056.03, 9,737.90 and 3,912.15

Step by Step Solution

1. Step 1: Write the proportion equation
   7,056.03 : 9,737.90 = 3,912.15 : x
2. Step 2: Convert to fraction form
   7,056.03/9,737.90 = 3,912.15/x
3. Step 3: Cross multiply
   7,056.03x = 9,737.90 × 3,912.15
4. Step 4: Simplify right side
   7,056.03x = 38,096,105.92
5. Step 5: Solve for x
   x = 38,096,105.92/7,056.03
6. Step 6: Final answer
   x = 5,399.09