Finding the Fourth Proportional to 22,561.94, 31,135.98 and 12,353.94

Step by Step Solution

1. Step 1: Write the proportion equation
   22,561.94 : 31,135.98 = 12,353.94 : x
2. Step 2: Convert to fraction form
   22,561.94/31,135.98 = 12,353.94/x
3. Step 3: Cross multiply
   22,561.94x = 31,135.98 × 12,353.94
4. Step 4: Simplify right side
   22,561.94x = 384,651,920.04
5. Step 5: Solve for x
   x = 384,651,920.04/22,561.94
6. Step 6: Final answer
   x = 17,048.71