Finding the Fourth Proportional to 12,069.98, 18,098.79 and 5,048.09

Step by Step Solution

1. Step 1: Write the proportion equation
   12,069.98 : 18,098.79 = 5,048.09 : x
2. Step 2: Convert to fraction form
   12,069.98/18,098.79 = 5,048.09/x
3. Step 3: Cross multiply
   12,069.98x = 18,098.79 × 5,048.09
4. Step 4: Simplify right side
   12,069.98x = 91,364,230.32
5. Step 5: Solve for x
   x = 91,364,230.32/12,069.98
6. Step 6: Final answer
   x = 7,569.55