Finding the Fourth Proportional to 10,800.80, 14,904.56 and 6,085.36

Step by Step Solution

1. Step 1: Write the proportion equation
   10,800.80 : 14,904.56 = 6,085.36 : x
2. Step 2: Convert to fraction form
   10,800.80/14,904.56 = 6,085.36/x
3. Step 3: Cross multiply
   10,800.80x = 14,904.56 × 6,085.36
4. Step 4: Simplify right side
   10,800.80x = 90,699,613.24
5. Step 5: Solve for x
   x = 90,699,613.24/10,800.80
6. Step 6: Final answer
   x = 8,397.49