Finding the Third Proportional to 8,573.34 and 13,361.20

Step by Step Solution

1. Step 1: Write the proportion equation
   8,573.34 : 13,361.20 = 13,361.20 : x
2. Step 2: Convert to fraction form
   8,573.34/13,361.20 = 13,361.20/x
3. Step 3: Cross multiply
   8,573.34x = 13,361.20 × 13,361.20
4. Step 4: Simplify right side
   8,573.34x = 178,521,748.95
5. Step 5: Solve for x
   x = 178,521,748.95/8,573.34
6. Step 6: Final answer
   x = 20,822.88