Finding the Fourth Proportional to 22,959.78, 34,352.72 and 13,604.82

Step by Step Solution

1. Step 1: Write the proportion equation
   22,959.78 : 34,352.72 = 13,604.82 : x
2. Step 2: Convert to fraction form
   22,959.78/34,352.72 = 13,604.82/x
3. Step 3: Cross multiply
   22,959.78x = 34,352.72 × 13,604.82
4. Step 4: Simplify right side
   22,959.78x = 467,362,572.11
5. Step 5: Solve for x
   x = 467,362,572.11/22,959.78
6. Step 6: Final answer
   x = 20,355.71