Finding the Fourth Proportional to 10,997.06, 16,493.76 and 3,975.71

Step by Step Solution

1. Step 1: Write the proportion equation
   10,997.06 : 16,493.76 = 3,975.71 : x
2. Step 2: Convert to fraction form
   10,997.06/16,493.76 = 3,975.71/x
3. Step 3: Cross multiply
   10,997.06x = 16,493.76 × 3,975.71
4. Step 4: Simplify right side
   10,997.06x = 65,574,406.57
5. Step 5: Solve for x
   x = 65,574,406.57/10,997.06
6. Step 6: Final answer
   x = 5,962.90