Finding the Third Proportional to 2,619 and 3,558.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,619 : 3,558.94 = 3,558.94 : x
2. Step 2: Convert to fraction form
   2,619/3,558.94 = 3,558.94/x
3. Step 3: Cross multiply
   2,619x = 3,558.94 × 3,558.94
4. Step 4: Simplify right side
   2,619x = 12,666,036.13
5. Step 5: Solve for x
   x = 12,666,036.13/2,619
6. Step 6: Final answer
   x = 4,836.21