Finding the Fourth Proportional to 7,087.80, 10,624.84 and 3,969.32

Step by Step Solution

1. Step 1: Write the proportion equation
   7,087.80 : 10,624.84 = 3,969.32 : x
2. Step 2: Convert to fraction form
   7,087.80/10,624.84 = 3,969.32/x
3. Step 3: Cross multiply
   7,087.80x = 10,624.84 × 3,969.32
4. Step 4: Simplify right side
   7,087.80x = 42,173,389.91
5. Step 5: Solve for x
   x = 42,173,389.91/7,087.80
6. Step 6: Final answer
   x = 5,950.14