Finding the Third Proportional to 13,574.25 and 20,279.25

Step by Step Solution

1. Step 1: Write the proportion equation
   13,574.25 : 20,279.25 = 20,279.25 : x
2. Step 2: Convert to fraction form
   13,574.25/20,279.25 = 20,279.25/x
3. Step 3: Cross multiply
   13,574.25x = 20,279.25 × 20,279.25
4. Step 4: Simplify right side
   13,574.25x = 411,247,980.56
5. Step 5: Solve for x
   x = 411,247,980.56/13,574.25
6. Step 6: Final answer
   x = 30,296.18