Finding the Fourth Proportional to 3,897.56, 5,377.10 and 2,326.16

Step by Step Solution

1. Step 1: Write the proportion equation
   3,897.56 : 5,377.10 = 2,326.16 : x
2. Step 2: Convert to fraction form
   3,897.56/5,377.10 = 2,326.16/x
3. Step 3: Cross multiply
   3,897.56x = 5,377.10 × 2,326.16
4. Step 4: Simplify right side
   3,897.56x = 12,507,994.94
5. Step 5: Solve for x
   x = 12,507,994.94/3,897.56
6. Step 6: Final answer
   x = 3,209.19