Finding the Third Proportional to 13,570.03 and 20,626.31

Step by Step Solution

1. Step 1: Write the proportion equation
   13,570.03 : 20,626.31 = 20,626.31 : x
2. Step 2: Convert to fraction form
   13,570.03/20,626.31 = 20,626.31/x
3. Step 3: Cross multiply
   13,570.03x = 20,626.31 × 20,626.31
4. Step 4: Simplify right side
   13,570.03x = 425,444,767.35
5. Step 5: Solve for x
   x = 425,444,767.35/13,570.03
6. Step 6: Final answer
   x = 31,351.79