Finding the Fourth Proportional to 8,065.64, 12,096.43 and 2,870.30

Step by Step Solution

1. Step 1: Write the proportion equation
   8,065.64 : 12,096.43 = 2,870.30 : x
2. Step 2: Convert to fraction form
   8,065.64/12,096.43 = 2,870.30/x
3. Step 3: Cross multiply
   8,065.64x = 12,096.43 × 2,870.30
4. Step 4: Simplify right side
   8,065.64x = 34,720,383.03
5. Step 5: Solve for x
   x = 34,720,383.03/8,065.64
6. Step 6: Final answer
   x = 4,304.73