Finding the Third Proportional to 8,788.50 and 12,003.19

Step by Step Solution

1. Step 1: Write the proportion equation
   8,788.50 : 12,003.19 = 12,003.19 : x
2. Step 2: Convert to fraction form
   8,788.50/12,003.19 = 12,003.19/x
3. Step 3: Cross multiply
   8,788.50x = 12,003.19 × 12,003.19
4. Step 4: Simplify right side
   8,788.50x = 144,076,510.16
5. Step 5: Solve for x
   x = 144,076,510.16/8,788.50
6. Step 6: Final answer
   x = 16,393.75