Finding the Fourth Proportional to 9,816.50, 14,705.04 and 4,871.18

Step by Step Solution

1. Step 1: Write the proportion equation
   9,816.50 : 14,705.04 = 4,871.18 : x
2. Step 2: Convert to fraction form
   9,816.50/14,705.04 = 4,871.18/x
3. Step 3: Cross multiply
   9,816.50x = 14,705.04 × 4,871.18
4. Step 4: Simplify right side
   9,816.50x = 71,630,896.75
5. Step 5: Solve for x
   x = 71,630,896.75/9,816.50
6. Step 6: Final answer
   x = 7,296.99