Finding the Fourth Proportional to 16,742.79, 23,096.21 and 10,458.81

Step by Step Solution

1. Step 1: Write the proportion equation
   16,742.79 : 23,096.21 = 10,458.81 : x
2. Step 2: Convert to fraction form
   16,742.79/23,096.21 = 10,458.81/x
3. Step 3: Cross multiply
   16,742.79x = 23,096.21 × 10,458.81
4. Step 4: Simplify right side
   16,742.79x = 241,558,819.82
5. Step 5: Solve for x
   x = 241,558,819.82/16,742.79
6. Step 6: Final answer
   x = 14,427.63