Finding the Fourth Proportional to 22,785.18, 34,176.24 and 10,947.42

Step by Step Solution

1. Step 1: Write the proportion equation
   22,785.18 : 34,176.24 = 10,947.42 : x
2. Step 2: Convert to fraction form
   22,785.18/34,176.24 = 10,947.42/x
3. Step 3: Cross multiply
   22,785.18x = 34,176.24 × 10,947.42
4. Step 4: Simplify right side
   22,785.18x = 374,141,653.30
5. Step 5: Solve for x
   x = 374,141,653.30/22,785.18
6. Step 6: Final answer
   x = 16,420.39