Finding the Fourth Proportional to 5,086.50, 7,018.78 and 2,962.50

Step by Step Solution

1. Step 1: Write the proportion equation
   5,086.50 : 7,018.78 = 2,962.50 : x
2. Step 2: Convert to fraction form
   5,086.50/7,018.78 = 2,962.50/x
3. Step 3: Cross multiply
   5,086.50x = 7,018.78 × 2,962.50
4. Step 4: Simplify right side
   5,086.50x = 20,793,102.02
5. Step 5: Solve for x
   x = 20,793,102.02/5,086.50
6. Step 6: Final answer
   x = 4,087.90