Finding the Fourth Proportional to 10,845.82, 16,224.18 and 8,658.82

Step by Step Solution

1. Step 1: Write the proportion equation
   10,845.82 : 16,224.18 = 8,658.82 : x
2. Step 2: Convert to fraction form
   10,845.82/16,224.18 = 8,658.82/x
3. Step 3: Cross multiply
   10,845.82x = 16,224.18 × 8,658.82
4. Step 4: Simplify right side
   10,845.82x = 140,482,254.27
5. Step 5: Solve for x
   x = 140,482,254.27/10,845.82
6. Step 6: Final answer
   x = 12,952.66