Finding the Third Proportional to 20,160 and 43,978

Step by Step Solution

1. Step 1: Write the proportion equation
   20,160 : 43,978 = 43,978 : x
2. Step 2: Convert to fraction form
   20,160/43,978 = 43,978/x
3. Step 3: Cross multiply
   20,160x = 43,978 × 43,978
4. Step 4: Simplify right side
   20,160x = 1,934,064,484
5. Step 5: Solve for x
   x = 1,934,064,484/20,160
6. Step 6: Final answer
   x = 95,935.74