Finding the Fourth Proportional to 16,778.16, 23,162.76 and 10,492.56

Step by Step Solution

1. Step 1: Write the proportion equation
   16,778.16 : 23,162.76 = 10,492.56 : x
2. Step 2: Convert to fraction form
   16,778.16/23,162.76 = 10,492.56/x
3. Step 3: Cross multiply
   16,778.16x = 23,162.76 × 10,492.56
4. Step 4: Simplify right side
   16,778.16x = 243,036,649.07
5. Step 5: Solve for x
   x = 243,036,649.07/16,778.16
6. Step 6: Final answer
   x = 14,485.30