Finding the Fourth Proportional to 10,731.81, 16,071.72 and 5,452.92

Step by Step Solution

1. Step 1: Write the proportion equation
   10,731.81 : 16,071.72 = 5,452.92 : x
2. Step 2: Convert to fraction form
   10,731.81/16,071.72 = 5,452.92/x
3. Step 3: Cross multiply
   10,731.81x = 16,071.72 × 5,452.92
4. Step 4: Simplify right side
   10,731.81x = 87,637,803.42
5. Step 5: Solve for x
   x = 87,637,803.42/10,731.81
6. Step 6: Final answer
   x = 8,166.17