Finding the Fourth Proportional to 10,723.05, 16,066.76 and 10,318.46

Step by Step Solution

1. Step 1: Write the proportion equation
   10,723.05 : 16,066.76 = 10,318.46 : x
2. Step 2: Convert to fraction form
   10,723.05/16,066.76 = 10,318.46/x
3. Step 3: Cross multiply
   10,723.05x = 16,066.76 × 10,318.46
4. Step 4: Simplify right side
   10,723.05x = 165,784,088.46
5. Step 5: Solve for x
   x = 165,784,088.46/10,723.05
6. Step 6: Final answer
   x = 15,460.53