Finding the Third Proportional to 114,792 and 243,479

Step by Step Solution

1. Step 1: Write the proportion equation
   114,792 : 243,479 = 243,479 : x
2. Step 2: Convert to fraction form
   114,792/243,479 = 243,479/x
3. Step 3: Cross multiply
   114,792x = 243,479 × 243,479
4. Step 4: Simplify right side
   114,792x = 59,282,023,441
5. Step 5: Solve for x
   x = 59,282,023,441/114,792
6. Step 6: Final answer
   x = 516,429.92