Finding the Third Proportional to 279,844 and 443,835

Step by Step Solution

1. Step 1: Write the proportion equation
   279,844 : 443,835 = 443,835 : x
2. Step 2: Convert to fraction form
   279,844/443,835 = 443,835/x
3. Step 3: Cross multiply
   279,844x = 443,835 × 443,835
4. Step 4: Simplify right side
   279,844x = 196,989,507,225
5. Step 5: Solve for x
   x = 196,989,507,225/279,844
6. Step 6: Final answer
   x = 703,926.14