Finding the Third Proportional to 2,621.25 and 5,698.13

Step by Step Solution

1. Step 1: Write the proportion equation
   2,621.25 : 5,698.13 = 5,698.13 : x
2. Step 2: Convert to fraction form
   2,621.25/5,698.13 = 5,698.13/x
3. Step 3: Cross multiply
   2,621.25x = 5,698.13 × 5,698.13
4. Step 4: Simplify right side
   2,621.25x = 32,468,628.52
5. Step 5: Solve for x
   x = 32,468,628.52/2,621.25
6. Step 6: Final answer
   x = 12,386.70