Finding the Fourth Proportional to 22,563.14, 31,137.52 and 12,355.04

Step by Step Solution

1. Step 1: Write the proportion equation
   22,563.14 : 31,137.52 = 12,355.04 : x
2. Step 2: Convert to fraction form
   22,563.14/31,137.52 = 12,355.04/x
3. Step 3: Cross multiply
   22,563.14x = 31,137.52 × 12,355.04
4. Step 4: Simplify right side
   22,563.14x = 384,705,305.10
5. Step 5: Solve for x
   x = 384,705,305.10/22,563.14
6. Step 6: Final answer
   x = 17,050.17