Finding the Third Proportional to 199,848 and 259,282.50

Step by Step Solution

1. Step 1: Write the proportion equation
   199,848 : 259,282.50 = 259,282.50 : x
2. Step 2: Convert to fraction form
   199,848/259,282.50 = 259,282.50/x
3. Step 3: Cross multiply
   199,848x = 259,282.50 × 259,282.50
4. Step 4: Simplify right side
   199,848x = 67,227,414,806.25
5. Step 5: Solve for x
   x = 67,227,414,806.25/199,848
6. Step 6: Final answer
   x = 336,392.73