Finding the Third Proportional to 279,076.50 and 607,923

Step by Step Solution

1. Step 1: Write the proportion equation
   279,076.50 : 607,923 = 607,923 : x
2. Step 2: Convert to fraction form
   279,076.50/607,923 = 607,923/x
3. Step 3: Cross multiply
   279,076.50x = 607,923 × 607,923
4. Step 4: Simplify right side
   279,076.50x = 369,570,373,929
5. Step 5: Solve for x
   x = 369,570,373,929/279,076.50
6. Step 6: Final answer
   x = 1,324,261.89