Finding the Fourth Proportional to 10,272.20, 14,175.63 and 5,796.90

Step by Step Solution

1. Step 1: Write the proportion equation
   10,272.20 : 14,175.63 = 5,796.90 : x
2. Step 2: Convert to fraction form
   10,272.20/14,175.63 = 5,796.90/x
3. Step 3: Cross multiply
   10,272.20x = 14,175.63 × 5,796.90
4. Step 4: Simplify right side
   10,272.20x = 82,174,709.55
5. Step 5: Solve for x
   x = 82,174,709.55/10,272.20
6. Step 6: Final answer
   x = 7,999.72