Finding the Fourth Proportional to 5,085.30, 7,624.98 and 2,162.10

Step by Step Solution

1. Step 1: Write the proportion equation
   5,085.30 : 7,624.98 = 2,162.10 : x
2. Step 2: Convert to fraction form
   5,085.30/7,624.98 = 2,162.10/x
3. Step 3: Cross multiply
   5,085.30x = 7,624.98 × 2,162.10
4. Step 4: Simplify right side
   5,085.30x = 16,485,969.26
5. Step 5: Solve for x
   x = 16,485,969.26/5,085.30
6. Step 6: Final answer
   x = 3,241.89