Finding the Fourth Proportional to 17,380.76, 23,984.49 and 9,826.61

Step by Step Solution

1. Step 1: Write the proportion equation
   17,380.76 : 23,984.49 = 9,826.61 : x
2. Step 2: Convert to fraction form
   17,380.76/23,984.49 = 9,826.61/x
3. Step 3: Cross multiply
   17,380.76x = 23,984.49 × 9,826.61
4. Step 4: Simplify right side
   17,380.76x = 235,686,180.15
5. Step 5: Solve for x
   x = 235,686,180.15/17,380.76
6. Step 6: Final answer
   x = 13,560.18