Finding the Fourth Proportional to 9,705.91, 14,559.83 and 3,861.16

Step by Step Solution

1. Step 1: Write the proportion equation
   9,705.91 : 14,559.83 = 3,861.16 : x
2. Step 2: Convert to fraction form
   9,705.91/14,559.83 = 3,861.16/x
3. Step 3: Cross multiply
   9,705.91x = 14,559.83 × 3,861.16
4. Step 4: Simplify right side
   9,705.91x = 56,217,833.20
5. Step 5: Solve for x
   x = 56,217,833.20/9,705.91
6. Step 6: Final answer
   x = 5,792.12