Finding the Fourth Proportional to 22,077.88, 30,467.46 and 12,647.04

Step by Step Solution

1. Step 1: Write the proportion equation
   22,077.88 : 30,467.46 = 12,647.04 : x
2. Step 2: Convert to fraction form
   22,077.88/30,467.46 = 12,647.04/x
3. Step 3: Cross multiply
   22,077.88x = 30,467.46 × 12,647.04
4. Step 4: Simplify right side
   22,077.88x = 385,323,185.32
5. Step 5: Solve for x
   x = 385,323,185.32/22,077.88
6. Step 6: Final answer
   x = 17,452.91