Finding the Third Proportional to 19,870.50 and 27,850

Step by Step Solution

1. Step 1: Write the proportion equation
   19,870.50 : 27,850 = 27,850 : x
2. Step 2: Convert to fraction form
   19,870.50/27,850 = 27,850/x
3. Step 3: Cross multiply
   19,870.50x = 27,850 × 27,850
4. Step 4: Simplify right side
   19,870.50x = 775,622,500
5. Step 5: Solve for x
   x = 775,622,500/19,870.50
6. Step 6: Final answer
   x = 39,033.87