Finding the Fourth Proportional to 6,978.02, 10,453.23 and 4,205.42

Step by Step Solution

1. Step 1: Write the proportion equation
   6,978.02 : 10,453.23 = 4,205.42 : x
2. Step 2: Convert to fraction form
   6,978.02/10,453.23 = 4,205.42/x
3. Step 3: Cross multiply
   6,978.02x = 10,453.23 × 4,205.42
4. Step 4: Simplify right side
   6,978.02x = 43,960,222.51
5. Step 5: Solve for x
   x = 43,960,222.51/6,978.02
6. Step 6: Final answer
   x = 6,299.81