Finding the Third Proportional to 231,194 and 499,612

Step by Step Solution

1. Step 1: Write the proportion equation
   231,194 : 499,612 = 499,612 : x
2. Step 2: Convert to fraction form
   231,194/499,612 = 499,612/x
3. Step 3: Cross multiply
   231,194x = 499,612 × 499,612
4. Step 4: Simplify right side
   231,194x = 249,612,150,544
5. Step 5: Solve for x
   x = 249,612,150,544/231,194
6. Step 6: Final answer
   x = 1,079,665.35