Finding the Third Proportional to 2,539.69 and 3,396.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,539.69 : 3,396.94 = 3,396.94 : x
2. Step 2: Convert to fraction form
   2,539.69/3,396.94 = 3,396.94/x
3. Step 3: Cross multiply
   2,539.69x = 3,396.94 × 3,396.94
4. Step 4: Simplify right side
   2,539.69x = 11,539,184.38
5. Step 5: Solve for x
   x = 11,539,184.38/2,539.69
6. Step 6: Final answer
   x = 4,543.54