Finding the Fourth Proportional to 8,003.63, 12,005.51 and 2,809.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,003.63 : 12,005.51 = 2,809.50 : x
2. Step 2: Convert to fraction form
   8,003.63/12,005.51 = 2,809.50/x
3. Step 3: Cross multiply
   8,003.63x = 12,005.51 × 2,809.50
4. Step 4: Simplify right side
   8,003.63x = 33,729,466.30
5. Step 5: Solve for x
   x = 33,729,466.30/8,003.63
6. Step 6: Final answer
   x = 4,214.27