Finding the Third Proportional to 1,261.69 and 2,692.13

Step by Step Solution

1. Step 1: Write the proportion equation
   1,261.69 : 2,692.13 = 2,692.13 : x
2. Step 2: Convert to fraction form
   1,261.69/2,692.13 = 2,692.13/x
3. Step 3: Cross multiply
   1,261.69x = 2,692.13 × 2,692.13
4. Step 4: Simplify right side
   1,261.69x = 7,247,537.02
5. Step 5: Solve for x
   x = 7,247,537.02/1,261.69
6. Step 6: Final answer
   x = 5,744.32