Finding the Fourth Proportional to 3,910.16, 5,857.68 and 2,173.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,910.16 : 5,857.68 = 2,173.52 : x
2. Step 2: Convert to fraction form
   3,910.16/5,857.68 = 2,173.52/x
3. Step 3: Cross multiply
   3,910.16x = 5,857.68 × 2,173.52
4. Step 4: Simplify right side
   3,910.16x = 12,731,807.43
5. Step 5: Solve for x
   x = 12,731,807.43/3,910.16
6. Step 6: Final answer
   x = 3,256.08