Finding the Third Proportional to 42,940 and 63,166

Step by Step Solution

1. Step 1: Write the proportion equation
   42,940 : 63,166 = 63,166 : x
2. Step 2: Convert to fraction form
   42,940/63,166 = 63,166/x
3. Step 3: Cross multiply
   42,940x = 63,166 × 63,166
4. Step 4: Simplify right side
   42,940x = 3,989,943,556
5. Step 5: Solve for x
   x = 3,989,943,556/42,940
6. Step 6: Final answer
   x = 92,919.04