Finding the Third Proportional to 1,262 and 1,984.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,262 : 1,984.50 = 1,984.50 : x
2. Step 2: Convert to fraction form
   1,262/1,984.50 = 1,984.50/x
3. Step 3: Cross multiply
   1,262x = 1,984.50 × 1,984.50
4. Step 4: Simplify right side
   1,262x = 3,938,240.25
5. Step 5: Solve for x
   x = 3,938,240.25/1,262
6. Step 6: Final answer
   x = 3,120.63