Finding the Third Proportional to 8,573.34 and 13,011.89

Step by Step Solution

1. Step 1: Write the proportion equation
   8,573.34 : 13,011.89 = 13,011.89 : x
2. Step 2: Convert to fraction form
   8,573.34/13,011.89 = 13,011.89/x
3. Step 3: Cross multiply
   8,573.34x = 13,011.89 × 13,011.89
4. Step 4: Simplify right side
   8,573.34x = 169,309,297.64
5. Step 5: Solve for x
   x = 169,309,297.64/8,573.34
6. Step 6: Final answer
   x = 19,748.34