Finding the Fourth Proportional to 5,380.02, 8,063.34 and 3,817.53

Step by Step Solution

1. Step 1: Write the proportion equation
   5,380.02 : 8,063.34 = 3,817.53 : x
2. Step 2: Convert to fraction form
   5,380.02/8,063.34 = 3,817.53/x
3. Step 3: Cross multiply
   5,380.02x = 8,063.34 × 3,817.53
4. Step 4: Simplify right side
   5,380.02x = 30,782,042.35
5. Step 5: Solve for x
   x = 30,782,042.35/5,380.02
6. Step 6: Final answer
   x = 5,721.55