Finding the Third Proportional to 1,684.50 and 2,674.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,684.50 : 2,674.88 = 2,674.88 : x
2. Step 2: Convert to fraction form
   1,684.50/2,674.88 = 2,674.88/x
3. Step 3: Cross multiply
   1,684.50x = 2,674.88 × 2,674.88
4. Step 4: Simplify right side
   1,684.50x = 7,154,956.27
5. Step 5: Solve for x
   x = 7,154,956.27/1,684.50
6. Step 6: Final answer
   x = 4,247.53