Finding the Fourth Proportional to 7,019.31, 10,523.69 and 4,245.41

Step by Step Solution

1. Step 1: Write the proportion equation
   7,019.31 : 10,523.69 = 4,245.41 : x
2. Step 2: Convert to fraction form
   7,019.31/10,523.69 = 4,245.41/x
3. Step 3: Cross multiply
   7,019.31x = 10,523.69 × 4,245.41
4. Step 4: Simplify right side
   7,019.31x = 44,677,415.69
5. Step 5: Solve for x
   x = 44,677,415.69/7,019.31
6. Step 6: Final answer
   x = 6,364.93