Finding the Fourth Proportional to 3,875.31, 5,347.27 and 2,196.37

Step by Step Solution

1. Step 1: Write the proportion equation
   3,875.31 : 5,347.27 = 2,196.37 : x
2. Step 2: Convert to fraction form
   3,875.31/5,347.27 = 2,196.37/x
3. Step 3: Cross multiply
   3,875.31x = 5,347.27 × 2,196.37
4. Step 4: Simplify right side
   3,875.31x = 11,744,583.41
5. Step 5: Solve for x
   x = 11,744,583.41/3,875.31
6. Step 6: Final answer
   x = 3,030.62