Finding the Fourth Proportional to 3,624.82, 5,435.88 and 1,979.08

Step by Step Solution

1. Step 1: Write the proportion equation
   3,624.82 : 5,435.88 = 1,979.08 : x
2. Step 2: Convert to fraction form
   3,624.82/5,435.88 = 1,979.08/x
3. Step 3: Cross multiply
   3,624.82x = 5,435.88 × 1,979.08
4. Step 4: Simplify right side
   3,624.82x = 10,758,041.39
5. Step 5: Solve for x
   x = 10,758,041.39/3,624.82
6. Step 6: Final answer
   x = 2,967.88