Finding the Third Proportional to 3,607.88 and 7,671.38

Step by Step Solution

1. Step 1: Write the proportion equation
   3,607.88 : 7,671.38 = 7,671.38 : x
2. Step 2: Convert to fraction form
   3,607.88/7,671.38 = 7,671.38/x
3. Step 3: Cross multiply
   3,607.88x = 7,671.38 × 7,671.38
4. Step 4: Simplify right side
   3,607.88x = 58,849,994.39
5. Step 5: Solve for x
   x = 58,849,994.39/3,607.88
6. Step 6: Final answer
   x = 16,311.54