Finding the Fourth Proportional to 9,788.53, 14,671.77 and 4,861.69

Step by Step Solution

1. Step 1: Write the proportion equation
   9,788.53 : 14,671.77 = 4,861.69 : x
2. Step 2: Convert to fraction form
   9,788.53/14,671.77 = 4,861.69/x
3. Step 3: Cross multiply
   9,788.53x = 14,671.77 × 4,861.69
4. Step 4: Simplify right side
   9,788.53x = 71,329,597.49
5. Step 5: Solve for x
   x = 71,329,597.49/9,788.53
6. Step 6: Final answer
   x = 7,287.06