Finding the Third Proportional to 13,208.34 and 20,483.72

Step by Step Solution

1. Step 1: Write the proportion equation
   13,208.34 : 20,483.72 = 20,483.72 : x
2. Step 2: Convert to fraction form
   13,208.34/20,483.72 = 20,483.72/x
3. Step 3: Cross multiply
   13,208.34x = 20,483.72 × 20,483.72
4. Step 4: Simplify right side
   13,208.34x = 419,582,733.83
5. Step 5: Solve for x
   x = 419,582,733.83/13,208.34
6. Step 6: Final answer
   x = 31,766.49