Finding the Fourth Proportional to 10,272.45, 14,176.01 and 5,556.74

Step by Step Solution

1. Step 1: Write the proportion equation
   10,272.45 : 14,176.01 = 5,556.74 : x
2. Step 2: Convert to fraction form
   10,272.45/14,176.01 = 5,556.74/x
3. Step 3: Cross multiply
   10,272.45x = 14,176.01 × 5,556.74
4. Step 4: Simplify right side
   10,272.45x = 78,772,344.82
5. Step 5: Solve for x
   x = 78,772,344.82/10,272.45
6. Step 6: Final answer
   x = 7,668.31