Finding the Fourth Proportional to 12,395.32, 18,590.25 and 3,630.92

Step by Step Solution

1. Step 1: Write the proportion equation
   12,395.32 : 18,590.25 = 3,630.92 : x
2. Step 2: Convert to fraction form
   12,395.32/18,590.25 = 3,630.92/x
3. Step 3: Cross multiply
   12,395.32x = 18,590.25 × 3,630.92
4. Step 4: Simplify right side
   12,395.32x = 67,499,710.53
5. Step 5: Solve for x
   x = 67,499,710.53/12,395.32
6. Step 6: Final answer
   x = 5,445.58