Finding the Third Proportional to 36,776 and 54,890

Step by Step Solution

1. Step 1: Write the proportion equation
   36,776 : 54,890 = 54,890 : x
2. Step 2: Convert to fraction form
   36,776/54,890 = 54,890/x
3. Step 3: Cross multiply
   36,776x = 54,890 × 54,890
4. Step 4: Simplify right side
   36,776x = 3,012,912,100
5. Step 5: Solve for x
   x = 3,012,912,100/36,776
6. Step 6: Final answer
   x = 81,926.04