Finding the Third Proportional to 18,963 and 45,949.50

Step by Step Solution

1. Step 1: Write the proportion equation
   18,963 : 45,949.50 = 45,949.50 : x
2. Step 2: Convert to fraction form
   18,963/45,949.50 = 45,949.50/x
3. Step 3: Cross multiply
   18,963x = 45,949.50 × 45,949.50
4. Step 4: Simplify right side
   18,963x = 2,111,356,550.25
5. Step 5: Solve for x
   x = 2,111,356,550.25/18,963
6. Step 6: Final answer
   x = 111,340.85