Finding the Third Proportional to 815,696 and 1,199,468

Step by Step Solution

1. Step 1: Write the proportion equation
   815,696 : 1,199,468 = 1,199,468 : x
2. Step 2: Convert to fraction form
   815,696/1,199,468 = 1,199,468/x
3. Step 3: Cross multiply
   815,696x = 1,199,468 × 1,199,468
4. Step 4: Simplify right side
   815,696x = 1,438,723,483,024
5. Step 5: Solve for x
   x = 1,438,723,483,024/815,696
6. Step 6: Final answer
   x = 1,763,798.62