Finding the Third Proportional to 3,926.50 and 5,817.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,926.50 : 5,817.50 = 5,817.50 : x
2. Step 2: Convert to fraction form
   3,926.50/5,817.50 = 5,817.50/x
3. Step 3: Cross multiply
   3,926.50x = 5,817.50 × 5,817.50
4. Step 4: Simplify right side
   3,926.50x = 33,843,306.25
5. Step 5: Solve for x
   x = 33,843,306.25/3,926.50
6. Step 6: Final answer
   x = 8,619.20