Finding the Fourth Proportional to 16,426.36, 22,670.05 and 10,057.16

Step by Step Solution

1. Step 1: Write the proportion equation
   16,426.36 : 22,670.05 = 10,057.16 : x
2. Step 2: Convert to fraction form
   16,426.36/22,670.05 = 10,057.16/x
3. Step 3: Cross multiply
   16,426.36x = 22,670.05 × 10,057.16
4. Step 4: Simplify right side
   16,426.36x = 227,996,181.56
5. Step 5: Solve for x
   x = 227,996,181.56/16,426.36
6. Step 6: Final answer
   x = 13,879.90