Finding the Fourth Proportional to 22,063.14, 30,449.79 and 12,631.50

Step by Step Solution

1. Step 1: Write the proportion equation
   22,063.14 : 30,449.79 = 12,631.50 : x
2. Step 2: Convert to fraction form
   22,063.14/30,449.79 = 12,631.50/x
3. Step 3: Cross multiply
   22,063.14x = 30,449.79 × 12,631.50
4. Step 4: Simplify right side
   22,063.14x = 384,626,522.39
5. Step 5: Solve for x
   x = 384,626,522.39/22,063.14
6. Step 6: Final answer
   x = 17,432.99