Finding the Third Proportional to 505,368 and 1,105,688

Step by Step Solution

1. Step 1: Write the proportion equation
   505,368 : 1,105,688 = 1,105,688 : x
2. Step 2: Convert to fraction form
   505,368/1,105,688 = 1,105,688/x
3. Step 3: Cross multiply
   505,368x = 1,105,688 × 1,105,688
4. Step 4: Simplify right side
   505,368x = 1,222,545,953,344
5. Step 5: Solve for x
   x = 1,222,545,953,344/505,368
6. Step 6: Final answer
   x = 2,419,120.23