Finding the Third Proportional to 13,338 and 21,485.25

Step by Step Solution

1. Step 1: Write the proportion equation
   13,338 : 21,485.25 = 21,485.25 : x
2. Step 2: Convert to fraction form
   13,338/21,485.25 = 21,485.25/x
3. Step 3: Cross multiply
   13,338x = 21,485.25 × 21,485.25
4. Step 4: Simplify right side
   13,338x = 461,615,967.56
5. Step 5: Solve for x
   x = 461,615,967.56/13,338
6. Step 6: Final answer
   x = 34,609.08