Finding the Fourth Proportional to 3,624.78, 4,964.72 and 3,412.01

Step by Step Solution

1. Step 1: Write the proportion equation
   3,624.78 : 4,964.72 = 3,412.01 : x
2. Step 2: Convert to fraction form
   3,624.78/4,964.72 = 3,412.01/x
3. Step 3: Cross multiply
   3,624.78x = 4,964.72 × 3,412.01
4. Step 4: Simplify right side
   3,624.78x = 16,939,632.40
5. Step 5: Solve for x
   x = 16,939,632.40/3,624.78
6. Step 6: Final answer
   x = 4,673.29