Finding the Fourth Proportional to 8,994.56, 12,406.88 and 5,806.63

Step by Step Solution

1. Step 1: Write the proportion equation
   8,994.56 : 12,406.88 = 5,806.63 : x
2. Step 2: Convert to fraction form
   8,994.56/12,406.88 = 5,806.63/x
3. Step 3: Cross multiply
   8,994.56x = 12,406.88 × 5,806.63
4. Step 4: Simplify right side
   8,994.56x = 72,042,161.61
5. Step 5: Solve for x
   x = 72,042,161.61/8,994.56
6. Step 6: Final answer
   x = 8,009.53