Finding the Fourth Proportional to 12,098.46, 18,149.82 and 5,525.31

Step by Step Solution

1. Step 1: Write the proportion equation
   12,098.46 : 18,149.82 = 5,525.31 : x
2. Step 2: Convert to fraction form
   12,098.46/18,149.82 = 5,525.31/x
3. Step 3: Cross multiply
   12,098.46x = 18,149.82 × 5,525.31
4. Step 4: Simplify right side
   12,098.46x = 100,283,460.37
5. Step 5: Solve for x
   x = 100,283,460.37/12,098.46
6. Step 6: Final answer
   x = 8,288.94