Finding the Fourth Proportional to 8,057.34, 12,085.88 and 2,213.93

Step by Step Solution

1. Step 1: Write the proportion equation
   8,057.34 : 12,085.88 = 2,213.93 : x
2. Step 2: Convert to fraction form
   8,057.34/12,085.88 = 2,213.93/x
3. Step 3: Cross multiply
   8,057.34x = 12,085.88 × 2,213.93
4. Step 4: Simplify right side
   8,057.34x = 26,757,311.45
5. Step 5: Solve for x
   x = 26,757,311.45/8,057.34
6. Step 6: Final answer
   x = 3,320.86