Finding the Fourth Proportional to 7,462.78, 10,298.81 and 4,105.78

Step by Step Solution

1. Step 1: Write the proportion equation
   7,462.78 : 10,298.81 = 4,105.78 : x
2. Step 2: Convert to fraction form
   7,462.78/10,298.81 = 4,105.78/x
3. Step 3: Cross multiply
   7,462.78x = 10,298.81 × 4,105.78
4. Step 4: Simplify right side
   7,462.78x = 42,284,648.12
5. Step 5: Solve for x
   x = 42,284,648.12/7,462.78
6. Step 6: Final answer
   x = 5,666.07