Finding the Third Proportional to 231,192 and 499,608

Step by Step Solution

1. Step 1: Write the proportion equation
   231,192 : 499,608 = 499,608 : x
2. Step 2: Convert to fraction form
   231,192/499,608 = 499,608/x
3. Step 3: Cross multiply
   231,192x = 499,608 × 499,608
4. Step 4: Simplify right side
   231,192x = 249,608,153,664
5. Step 5: Solve for x
   x = 249,608,153,664/231,192
6. Step 6: Final answer
   x = 1,079,657.40