Finding the Fourth Proportional to 19,178.56, 26,468.72 and 10,796.64

Step by Step Solution

1. Step 1: Write the proportion equation
   19,178.56 : 26,468.72 = 10,796.64 : x
2. Step 2: Convert to fraction form
   19,178.56/26,468.72 = 10,796.64/x
3. Step 3: Cross multiply
   19,178.56x = 26,468.72 × 10,796.64
4. Step 4: Simplify right side
   19,178.56x = 285,773,241.10
5. Step 5: Solve for x
   x = 285,773,241.10/19,178.56
6. Step 6: Final answer
   x = 14,900.66