Finding the Fourth Proportional to 21,333.32, 32,004.10 and 8,184.67

Step by Step Solution

1. Step 1: Write the proportion equation
   21,333.32 : 32,004.10 = 8,184.67 : x
2. Step 2: Convert to fraction form
   21,333.32/32,004.10 = 8,184.67/x
3. Step 3: Cross multiply
   21,333.32x = 32,004.10 × 8,184.67
4. Step 4: Simplify right side
   21,333.32x = 261,942,997.15
5. Step 5: Solve for x
   x = 261,942,997.15/21,333.32
6. Step 6: Final answer
   x = 12,278.59