Finding the Third Proportional to 3,261 and 5,434.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,261 : 5,434.50 = 5,434.50 : x
2. Step 2: Convert to fraction form
   3,261/5,434.50 = 5,434.50/x
3. Step 3: Cross multiply
   3,261x = 5,434.50 × 5,434.50
4. Step 4: Simplify right side
   3,261x = 29,533,790.25
5. Step 5: Solve for x
   x = 29,533,790.25/3,261
6. Step 6: Final answer
   x = 9,056.67