Finding the Fourth Proportional to 6,315.54, 8,714.97 and 3,520.50

Step by Step Solution

1. Step 1: Write the proportion equation
   6,315.54 : 8,714.97 = 3,520.50 : x
2. Step 2: Convert to fraction form
   6,315.54/8,714.97 = 3,520.50/x
3. Step 3: Cross multiply
   6,315.54x = 8,714.97 × 3,520.50
4. Step 4: Simplify right side
   6,315.54x = 30,681,051.89
5. Step 5: Solve for x
   x = 30,681,051.89/6,315.54
6. Step 6: Final answer
   x = 4,858.03