Finding the Fourth Proportional to 22,447.55, 30,977.82 and 12,376.34

Step by Step Solution

1. Step 1: Write the proportion equation
   22,447.55 : 30,977.82 = 12,376.34 : x
2. Step 2: Convert to fraction form
   22,447.55/30,977.82 = 12,376.34/x
3. Step 3: Cross multiply
   22,447.55x = 30,977.82 × 12,376.34
4. Step 4: Simplify right side
   22,447.55x = 383,392,032.78
5. Step 5: Solve for x
   x = 383,392,032.78/22,447.55
6. Step 6: Final answer
   x = 17,079.46