Finding the Third Proportional to 9,348.75 and 12,603.38

Step by Step Solution

1. Step 1: Write the proportion equation
   9,348.75 : 12,603.38 = 12,603.38 : x
2. Step 2: Convert to fraction form
   9,348.75/12,603.38 = 12,603.38/x
3. Step 3: Cross multiply
   9,348.75x = 12,603.38 × 12,603.38
4. Step 4: Simplify right side
   9,348.75x = 158,845,061.39
5. Step 5: Solve for x
   x = 158,845,061.39/9,348.75
6. Step 6: Final answer
   x = 16,991.05