Finding the Third Proportional to 21,905 and 49,659.50

Step by Step Solution

1. Step 1: Write the proportion equation
   21,905 : 49,659.50 = 49,659.50 : x
2. Step 2: Convert to fraction form
   21,905/49,659.50 = 49,659.50/x
3. Step 3: Cross multiply
   21,905x = 49,659.50 × 49,659.50
4. Step 4: Simplify right side
   21,905x = 2,466,065,940.25
5. Step 5: Solve for x
   x = 2,466,065,940.25/21,905
6. Step 6: Final answer
   x = 112,580.05