Finding the Third Proportional to 37,400 and 54,992

Step by Step Solution

1. Step 1: Write the proportion equation
   37,400 : 54,992 = 54,992 : x
2. Step 2: Convert to fraction form
   37,400/54,992 = 54,992/x
3. Step 3: Cross multiply
   37,400x = 54,992 × 54,992
4. Step 4: Simplify right side
   37,400x = 3,024,120,064
5. Step 5: Solve for x
   x = 3,024,120,064/37,400
6. Step 6: Final answer
   x = 80,858.83