Finding the Fourth Proportional to 10,272.59, 14,176.13 and 5,556.86

Step by Step Solution

1. Step 1: Write the proportion equation
   10,272.59 : 14,176.13 = 5,556.86 : x
2. Step 2: Convert to fraction form
   10,272.59/14,176.13 = 5,556.86/x
3. Step 3: Cross multiply
   10,272.59x = 14,176.13 × 5,556.86
4. Step 4: Simplify right side
   10,272.59x = 78,774,671.09
5. Step 5: Solve for x
   x = 78,774,671.09/10,272.59
6. Step 6: Final answer
   x = 7,668.44