Finding the Third Proportional to 36,874 and 55,990

Step by Step Solution

1. Step 1: Write the proportion equation
   36,874 : 55,990 = 55,990 : x
2. Step 2: Convert to fraction form
   36,874/55,990 = 55,990/x
3. Step 3: Cross multiply
   36,874x = 55,990 × 55,990
4. Step 4: Simplify right side
   36,874x = 3,134,880,100
5. Step 5: Solve for x
   x = 3,134,880,100/36,874
6. Step 6: Final answer
   x = 85,016.00