Finding the Fourth Proportional to 6,275.53, 8,660.17 and 3,622.89

Step by Step Solution

1. Step 1: Write the proportion equation
   6,275.53 : 8,660.17 = 3,622.89 : x
2. Step 2: Convert to fraction form
   6,275.53/8,660.17 = 3,622.89/x
3. Step 3: Cross multiply
   6,275.53x = 8,660.17 × 3,622.89
4. Step 4: Simplify right side
   6,275.53x = 31,374,786.85
5. Step 5: Solve for x
   x = 31,374,786.85/6,275.53
6. Step 6: Final answer
   x = 4,999.54