Finding the Fourth Proportional to 22,452.02, 30,983.60 and 12,380.88

Step by Step Solution

1. Step 1: Write the proportion equation
   22,452.02 : 30,983.60 = 12,380.88 : x
2. Step 2: Convert to fraction form
   22,452.02/30,983.60 = 12,380.88/x
3. Step 3: Cross multiply
   22,452.02x = 30,983.60 × 12,380.88
4. Step 4: Simplify right side
   22,452.02x = 383,604,311.07
5. Step 5: Solve for x
   x = 383,604,311.07/22,452.02
6. Step 6: Final answer
   x = 17,085.52