Finding the Fourth Proportional to 16,041.32, 22,136.39 and 8,870.77

Step by Step Solution

1. Step 1: Write the proportion equation
   16,041.32 : 22,136.39 = 8,870.77 : x
2. Step 2: Convert to fraction form
   16,041.32/22,136.39 = 8,870.77/x
3. Step 3: Cross multiply
   16,041.32x = 22,136.39 × 8,870.77
4. Step 4: Simplify right side
   16,041.32x = 196,366,840.90
5. Step 5: Solve for x
   x = 196,366,840.90/16,041.32
6. Step 6: Final answer
   x = 12,241.31