Finding the Third Proportional to 38,927 and 55,474

Step by Step Solution

1. Step 1: Write the proportion equation
   38,927 : 55,474 = 55,474 : x
2. Step 2: Convert to fraction form
   38,927/55,474 = 55,474/x
3. Step 3: Cross multiply
   38,927x = 55,474 × 55,474
4. Step 4: Simplify right side
   38,927x = 3,077,364,676
5. Step 5: Solve for x
   x = 3,077,364,676/38,927
6. Step 6: Final answer
   x = 79,054.76