Finding the Third Proportional to 9,223.56 and 13,012.37

Step by Step Solution

1. Step 1: Write the proportion equation
   9,223.56 : 13,012.37 = 13,012.37 : x
2. Step 2: Convert to fraction form
   9,223.56/13,012.37 = 13,012.37/x
3. Step 3: Cross multiply
   9,223.56x = 13,012.37 × 13,012.37
4. Step 4: Simplify right side
   9,223.56x = 169,321,648.99
5. Step 5: Solve for x
   x = 169,321,648.99/9,223.56
6. Step 6: Final answer
   x = 18,357.52