Finding the Fourth Proportional to 5,180.63, 7,766.72 and 2,409.04

Step by Step Solution

1. Step 1: Write the proportion equation
   5,180.63 : 7,766.72 = 2,409.04 : x
2. Step 2: Convert to fraction form
   5,180.63/7,766.72 = 2,409.04/x
3. Step 3: Cross multiply
   5,180.63x = 7,766.72 × 2,409.04
4. Step 4: Simplify right side
   5,180.63x = 18,710,288.27
5. Step 5: Solve for x
   x = 18,710,288.27/5,180.63
6. Step 6: Final answer
   x = 3,611.59