Finding the Third Proportional to 509,312 and 1,079,336

Step by Step Solution

1. Step 1: Write the proportion equation
   509,312 : 1,079,336 = 1,079,336 : x
2. Step 2: Convert to fraction form
   509,312/1,079,336 = 1,079,336/x
3. Step 3: Cross multiply
   509,312x = 1,079,336 × 1,079,336
4. Step 4: Simplify right side
   509,312x = 1,164,966,200,896
5. Step 5: Solve for x
   x = 1,164,966,200,896/509,312
6. Step 6: Final answer
   x = 2,287,333.11