Finding the Third Proportional to 40,980 and 63,290

Step by Step Solution

1. Step 1: Write the proportion equation
   40,980 : 63,290 = 63,290 : x
2. Step 2: Convert to fraction form
   40,980/63,290 = 63,290/x
3. Step 3: Cross multiply
   40,980x = 63,290 × 63,290
4. Step 4: Simplify right side
   40,980x = 4,005,624,100
5. Step 5: Solve for x
   x = 4,005,624,100/40,980
6. Step 6: Final answer
   x = 97,745.83