Finding the Fourth Proportional to 10,272.02, 14,175.41 and 5,556.30

Step by Step Solution

1. Step 1: Write the proportion equation
   10,272.02 : 14,175.41 = 5,556.30 : x
2. Step 2: Convert to fraction form
   10,272.02/14,175.41 = 5,556.30/x
3. Step 3: Cross multiply
   10,272.02x = 14,175.41 × 5,556.30
4. Step 4: Simplify right side
   10,272.02x = 78,762,749.64
5. Step 5: Solve for x
   x = 78,762,749.64/10,272.02
6. Step 6: Final answer
   x = 7,667.70