Finding the Fourth Proportional to 12,675.98, 19,008.54 and 4,356.83

Step by Step Solution

1. Step 1: Write the proportion equation
   12,675.98 : 19,008.54 = 4,356.83 : x
2. Step 2: Convert to fraction form
   12,675.98/19,008.54 = 4,356.83/x
3. Step 3: Cross multiply
   12,675.98x = 19,008.54 × 4,356.83
4. Step 4: Simplify right side
   12,675.98x = 82,816,977.33
5. Step 5: Solve for x
   x = 82,816,977.33/12,675.98
6. Step 6: Final answer
   x = 6,533.38