Finding the Fourth Proportional to 8,555.42, 12,830.58 and 3,624.98

Step by Step Solution

1. Step 1: Write the proportion equation
   8,555.42 : 12,830.58 = 3,624.98 : x
2. Step 2: Convert to fraction form
   8,555.42/12,830.58 = 3,624.98/x
3. Step 3: Cross multiply
   8,555.42x = 12,830.58 × 3,624.98
4. Step 4: Simplify right side
   8,555.42x = 46,510,595.89
5. Step 5: Solve for x
   x = 46,510,595.89/8,555.42
6. Step 6: Final answer
   x = 5,436.39