Finding the Fourth Proportional to 19,683.52, 27,162.89 and 10,731.10

Step by Step Solution

1. Step 1: Write the proportion equation
   19,683.52 : 27,162.89 = 10,731.10 : x
2. Step 2: Convert to fraction form
   19,683.52/27,162.89 = 10,731.10/x
3. Step 3: Cross multiply
   19,683.52x = 27,162.89 × 10,731.10
4. Step 4: Simplify right side
   19,683.52x = 291,487,499.41
5. Step 5: Solve for x
   x = 291,487,499.41/19,683.52
6. Step 6: Final answer
   x = 14,808.71