Finding the Fourth Proportional to 12,829.98, 19,248.60 and 4,936.12

Step by Step Solution

1. Step 1: Write the proportion equation
   12,829.98 : 19,248.60 = 4,936.12 : x
2. Step 2: Convert to fraction form
   12,829.98/19,248.60 = 4,936.12/x
3. Step 3: Cross multiply
   12,829.98x = 19,248.60 × 4,936.12
4. Step 4: Simplify right side
   12,829.98x = 95,013,399.43
5. Step 5: Solve for x
   x = 95,013,399.43/12,829.98
6. Step 6: Final answer
   x = 7,405.58