Finding the Fourth Proportional to 10,855.67, 14,964.50 and 8,493.71

Step by Step Solution

1. Step 1: Write the proportion equation
   10,855.67 : 14,964.50 = 8,493.71 : x
2. Step 2: Convert to fraction form
   10,855.67/14,964.50 = 8,493.71/x
3. Step 3: Cross multiply
   10,855.67x = 14,964.50 × 8,493.71
4. Step 4: Simplify right side
   10,855.67x = 127,104,080.83
5. Step 5: Solve for x
   x = 127,104,080.83/10,855.67
6. Step 6: Final answer
   x = 11,708.54