Finding the Fourth Proportional to 9,766.76, 14,637.61 and 4,770.27

Step by Step Solution

1. Step 1: Write the proportion equation
   9,766.76 : 14,637.61 = 4,770.27 : x
2. Step 2: Convert to fraction form
   9,766.76/14,637.61 = 4,770.27/x
3. Step 3: Cross multiply
   9,766.76x = 14,637.61 × 4,770.27
4. Step 4: Simplify right side
   9,766.76x = 69,825,328.00
5. Step 5: Solve for x
   x = 69,825,328.00/9,766.76
6. Step 6: Final answer
   x = 7,149.29