Finding the Fourth Proportional to 7,029.36, 9,700.56 and 3,885.48

Step by Step Solution

1. Step 1: Write the proportion equation
   7,029.36 : 9,700.56 = 3,885.48 : x
2. Step 2: Convert to fraction form
   7,029.36/9,700.56 = 3,885.48/x
3. Step 3: Cross multiply
   7,029.36x = 9,700.56 × 3,885.48
4. Step 4: Simplify right side
   7,029.36x = 37,691,331.87
5. Step 5: Solve for x
   x = 37,691,331.87/7,029.36
6. Step 6: Final answer
   x = 5,361.99