Finding the Third Proportional to 21,968 and 51,835.50

Step by Step Solution

1. Step 1: Write the proportion equation
   21,968 : 51,835.50 = 51,835.50 : x
2. Step 2: Convert to fraction form
   21,968/51,835.50 = 51,835.50/x
3. Step 3: Cross multiply
   21,968x = 51,835.50 × 51,835.50
4. Step 4: Simplify right side
   21,968x = 2,686,919,060.25
5. Step 5: Solve for x
   x = 2,686,919,060.25/21,968
6. Step 6: Final answer
   x = 122,310.59