Finding the Fourth Proportional to 13,009.50, 17,967.72 and 8,810.46

Step by Step Solution

1. Step 1: Write the proportion equation
   13,009.50 : 17,967.72 = 8,810.46 : x
2. Step 2: Convert to fraction form
   13,009.50/17,967.72 = 8,810.46/x
3. Step 3: Cross multiply
   13,009.50x = 17,967.72 × 8,810.46
4. Step 4: Simplify right side
   13,009.50x = 158,303,878.35
5. Step 5: Solve for x
   x = 158,303,878.35/13,009.50
6. Step 6: Final answer
   x = 12,168.33