Finding the Third Proportional to 738,288 and 1,086,696

Step by Step Solution

1. Step 1: Write the proportion equation
   738,288 : 1,086,696 = 1,086,696 : x
2. Step 2: Convert to fraction form
   738,288/1,086,696 = 1,086,696/x
3. Step 3: Cross multiply
   738,288x = 1,086,696 × 1,086,696
4. Step 4: Simplify right side
   738,288x = 1,180,908,196,416
5. Step 5: Solve for x
   x = 1,180,908,196,416/738,288
6. Step 6: Final answer
   x = 1,599,522.40