Finding the Fourth Proportional to 7,309.12, 10,086.54 and 4,165.27

Step by Step Solution

1. Step 1: Write the proportion equation
   7,309.12 : 10,086.54 = 4,165.27 : x
2. Step 2: Convert to fraction form
   7,309.12/10,086.54 = 4,165.27/x
3. Step 3: Cross multiply
   7,309.12x = 10,086.54 × 4,165.27
4. Step 4: Simplify right side
   7,309.12x = 42,013,162.47
5. Step 5: Solve for x
   x = 42,013,162.47/7,309.12
6. Step 6: Final answer
   x = 5,748.05