Finding the Fourth Proportional to 6,753.18, 10,133.28 and 5,109.24

Step by Step Solution

1. Step 1: Write the proportion equation
   6,753.18 : 10,133.28 = 5,109.24 : x
2. Step 2: Convert to fraction form
   6,753.18/10,133.28 = 5,109.24/x
3. Step 3: Cross multiply
   6,753.18x = 10,133.28 × 5,109.24
4. Step 4: Simplify right side
   6,753.18x = 51,773,359.51
5. Step 5: Solve for x
   x = 51,773,359.51/6,753.18
6. Step 6: Final answer
   x = 7,666.52