Finding the Fourth Proportional to 21,341.56, 32,009.94 and 8,184.70

Step by Step Solution

1. Step 1: Write the proportion equation
   21,341.56 : 32,009.94 = 8,184.70 : x
2. Step 2: Convert to fraction form
   21,341.56/32,009.94 = 8,184.70/x
3. Step 3: Cross multiply
   21,341.56x = 32,009.94 × 8,184.70
4. Step 4: Simplify right side
   21,341.56x = 261,991,675.89
5. Step 5: Solve for x
   x = 261,991,675.89/21,341.56
6. Step 6: Final answer
   x = 12,276.13