Finding the Third Proportional to 2,174.50 and 3,484.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,174.50 : 3,484.50 = 3,484.50 : x
2. Step 2: Convert to fraction form
   2,174.50/3,484.50 = 3,484.50/x
3. Step 3: Cross multiply
   2,174.50x = 3,484.50 × 3,484.50
4. Step 4: Simplify right side
   2,174.50x = 12,141,740.25
5. Step 5: Solve for x
   x = 12,141,740.25/2,174.50
6. Step 6: Final answer
   x = 5,583.69