Finding the Third Proportional to 2,685.34 and 3,607.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,685.34 : 3,607.98 = 3,607.98 : x
2. Step 2: Convert to fraction form
   2,685.34/3,607.98 = 3,607.98/x
3. Step 3: Cross multiply
   2,685.34x = 3,607.98 × 3,607.98
4. Step 4: Simplify right side
   2,685.34x = 13,017,523.06
5. Step 5: Solve for x
   x = 13,017,523.06/2,685.34
6. Step 6: Final answer
   x = 4,847.63