Finding the Fourth Proportional to 8,996.01, 12,409.05 and 5,804.31

Step by Step Solution

1. Step 1: Write the proportion equation
   8,996.01 : 12,409.05 = 5,804.31 : x
2. Step 2: Convert to fraction form
   8,996.01/12,409.05 = 5,804.31/x
3. Step 3: Cross multiply
   8,996.01x = 12,409.05 × 5,804.31
4. Step 4: Simplify right side
   8,996.01x = 72,025,938.86
5. Step 5: Solve for x
   x = 72,025,938.86/8,996.01
6. Step 6: Final answer
   x = 8,006.43