Finding the Fourth Proportional to 22,636.04, 31,235.06 and 12,563.50

Step by Step Solution

1. Step 1: Write the proportion equation
   22,636.04 : 31,235.06 = 12,563.50 : x
2. Step 2: Convert to fraction form
   22,636.04/31,235.06 = 12,563.50/x
3. Step 3: Cross multiply
   22,636.04x = 31,235.06 × 12,563.50
4. Step 4: Simplify right side
   22,636.04x = 392,421,676.31
5. Step 5: Solve for x
   x = 392,421,676.31/22,636.04
6. Step 6: Final answer
   x = 17,336.15