Finding the Fourth Proportional to 7,156.06, 10,737.18 and 3,871.47

Step by Step Solution

1. Step 1: Write the proportion equation
   7,156.06 : 10,737.18 = 3,871.47 : x
2. Step 2: Convert to fraction form
   7,156.06/10,737.18 = 3,871.47/x
3. Step 3: Cross multiply
   7,156.06x = 10,737.18 × 3,871.47
4. Step 4: Simplify right side
   7,156.06x = 41,568,670.25
5. Step 5: Solve for x
   x = 41,568,670.25/7,156.06
6. Step 6: Final answer
   x = 5,808.88