Finding the Fourth Proportional to 12,248.82, 18,375.98 and 3,929.58

Step by Step Solution

1. Step 1: Write the proportion equation
   12,248.82 : 18,375.98 = 3,929.58 : x
2. Step 2: Convert to fraction form
   12,248.82/18,375.98 = 3,929.58/x
3. Step 3: Cross multiply
   12,248.82x = 18,375.98 × 3,929.58
4. Step 4: Simplify right side
   12,248.82x = 72,209,863.84
5. Step 5: Solve for x
   x = 72,209,863.84/12,248.82
6. Step 6: Final answer
   x = 5,895.25