Finding the Fourth Proportional to 12,796.14, 19,196.82 and 5,400.60

Step by Step Solution

1. Step 1: Write the proportion equation
   12,796.14 : 19,196.82 = 5,400.60 : x
2. Step 2: Convert to fraction form
   12,796.14/19,196.82 = 5,400.60/x
3. Step 3: Cross multiply
   12,796.14x = 19,196.82 × 5,400.60
4. Step 4: Simplify right side
   12,796.14x = 103,674,346.09
5. Step 5: Solve for x
   x = 103,674,346.09/12,796.14
6. Step 6: Final answer
   x = 8,102.00