Finding the Third Proportional to 10,003.50 and 13,317.75

Step by Step Solution

1. Step 1: Write the proportion equation
   10,003.50 : 13,317.75 = 13,317.75 : x
2. Step 2: Convert to fraction form
   10,003.50/13,317.75 = 13,317.75/x
3. Step 3: Cross multiply
   10,003.50x = 13,317.75 × 13,317.75
4. Step 4: Simplify right side
   10,003.50x = 177,362,465.06
5. Step 5: Solve for x
   x = 177,362,465.06/10,003.50
6. Step 6: Final answer
   x = 17,730.04