Finding the Third Proportional to 42,003 and 80,927

Step by Step Solution

1. Step 1: Write the proportion equation
   42,003 : 80,927 = 80,927 : x
2. Step 2: Convert to fraction form
   42,003/80,927 = 80,927/x
3. Step 3: Cross multiply
   42,003x = 80,927 × 80,927
4. Step 4: Simplify right side
   42,003x = 6,549,179,329
5. Step 5: Solve for x
   x = 6,549,179,329/42,003
6. Step 6: Final answer
   x = 155,921.70