Finding the Third Proportional to 279,468 and 606,196.50

Step by Step Solution

1. Step 1: Write the proportion equation
   279,468 : 606,196.50 = 606,196.50 : x
2. Step 2: Convert to fraction form
   279,468/606,196.50 = 606,196.50/x
3. Step 3: Cross multiply
   279,468x = 606,196.50 × 606,196.50
4. Step 4: Simplify right side
   279,468x = 367,474,196,612.25
5. Step 5: Solve for x
   x = 367,474,196,612.25/279,468
6. Step 6: Final answer
   x = 1,314,906.17