Finding the Fourth Proportional to 8,665.32, 12,996.61 and 2,424.67

Step by Step Solution

1. Step 1: Write the proportion equation
   8,665.32 : 12,996.61 = 2,424.67 : x
2. Step 2: Convert to fraction form
   8,665.32/12,996.61 = 2,424.67/x
3. Step 3: Cross multiply
   8,665.32x = 12,996.61 × 2,424.67
4. Step 4: Simplify right side
   8,665.32x = 31,512,490.37
5. Step 5: Solve for x
   x = 31,512,490.37/8,665.32
6. Step 6: Final answer
   x = 3,636.62