Finding the Fourth Proportional to 5,915.31, 8,162.81 and 3,677.14

Step by Step Solution

1. Step 1: Write the proportion equation
   5,915.31 : 8,162.81 = 3,677.14 : x
2. Step 2: Convert to fraction form
   5,915.31/8,162.81 = 3,677.14/x
3. Step 3: Cross multiply
   5,915.31x = 8,162.81 × 3,677.14
4. Step 4: Simplify right side
   5,915.31x = 30,015,783.95
5. Step 5: Solve for x
   x = 30,015,783.95/5,915.31
6. Step 6: Final answer
   x = 5,074.25