Finding the Fourth Proportional to 3,875.32, 5,805.40 and 3,096.96

Step by Step Solution

1. Step 1: Write the proportion equation
   3,875.32 : 5,805.40 = 3,096.96 : x
2. Step 2: Convert to fraction form
   3,875.32/5,805.40 = 3,096.96/x
3. Step 3: Cross multiply
   3,875.32x = 5,805.40 × 3,096.96
4. Step 4: Simplify right side
   3,875.32x = 17,979,091.58
5. Step 5: Solve for x
   x = 17,979,091.58/3,875.32
6. Step 6: Final answer
   x = 4,639.38