Finding the Fourth Proportional to 8,493.03, 12,716.64 and 4,789.71

Step by Step Solution

1. Step 1: Write the proportion equation
   8,493.03 : 12,716.64 = 4,789.71 : x
2. Step 2: Convert to fraction form
   8,493.03/12,716.64 = 4,789.71/x
3. Step 3: Cross multiply
   8,493.03x = 12,716.64 × 4,789.71
4. Step 4: Simplify right side
   8,493.03x = 60,909,017.77
5. Step 5: Solve for x
   x = 60,909,017.77/8,493.03
6. Step 6: Final answer
   x = 7,171.65