Finding the Third Proportional to 3,615.89 and 7,692.05

Step by Step Solution

1. Step 1: Write the proportion equation
   3,615.89 : 7,692.05 = 7,692.05 : x
2. Step 2: Convert to fraction form
   3,615.89/7,692.05 = 7,692.05/x
3. Step 3: Cross multiply
   3,615.89x = 7,692.05 × 7,692.05
4. Step 4: Simplify right side
   3,615.89x = 59,167,585.13
5. Step 5: Solve for x
   x = 59,167,585.13/3,615.89
6. Step 6: Final answer
   x = 16,363.21