Finding the Fourth Proportional to 20,064.56, 27,693.72 and 19,127.12

Step by Step Solution

1. Step 1: Write the proportion equation
   20,064.56 : 27,693.72 = 19,127.12 : x
2. Step 2: Convert to fraction form
   20,064.56/27,693.72 = 19,127.12/x
3. Step 3: Cross multiply
   20,064.56x = 27,693.72 × 19,127.12
4. Step 4: Simplify right side
   20,064.56x = 529,701,105.69
5. Step 5: Solve for x
   x = 529,701,105.69/20,064.56
6. Step 6: Final answer
   x = 26,399.84