Finding the Third Proportional to 45,978 and 99,732

Step by Step Solution

1. Step 1: Write the proportion equation
   45,978 : 99,732 = 99,732 : x
2. Step 2: Convert to fraction form
   45,978/99,732 = 99,732/x
3. Step 3: Cross multiply
   45,978x = 99,732 × 99,732
4. Step 4: Simplify right side
   45,978x = 9,946,471,824
5. Step 5: Solve for x
   x = 9,946,471,824/45,978
6. Step 6: Final answer
   x = 216,331.11