Finding the Third Proportional to 1,206.84 and 1,384.03

Step by Step Solution

1. Step 1: Write the proportion equation
   1,206.84 : 1,384.03 = 1,384.03 : x
2. Step 2: Convert to fraction form
   1,206.84/1,384.03 = 1,384.03/x
3. Step 3: Cross multiply
   1,206.84x = 1,384.03 × 1,384.03
4. Step 4: Simplify right side
   1,206.84x = 1,915,542.50
5. Step 5: Solve for x
   x = 1,915,542.50/1,206.84
6. Step 6: Final answer
   x = 1,587.23