Finding the Fourth Proportional to 17,630.34, 24,307.74 and 12,906.42

Step by Step Solution

1. Step 1: Write the proportion equation
   17,630.34 : 24,307.74 = 12,906.42 : x
2. Step 2: Convert to fraction form
   17,630.34/24,307.74 = 12,906.42/x
3. Step 3: Cross multiply
   17,630.34x = 24,307.74 × 12,906.42
4. Step 4: Simplify right side
   17,630.34x = 313,725,901.69
5. Step 5: Solve for x
   x = 313,725,901.69/17,630.34
6. Step 6: Final answer
   x = 17,794.66