Finding the Fourth Proportional to 16,038.32, 22,131.87 and 8,868.05

Step by Step Solution

1. Step 1: Write the proportion equation
   16,038.32 : 22,131.87 = 8,868.05 : x
2. Step 2: Convert to fraction form
   16,038.32/22,131.87 = 8,868.05/x
3. Step 3: Cross multiply
   16,038.32x = 22,131.87 × 8,868.05
4. Step 4: Simplify right side
   16,038.32x = 196,266,419.09
5. Step 5: Solve for x
   x = 196,266,419.09/16,038.32
6. Step 6: Final answer
   x = 12,237.35