Finding the Third Proportional to 508,419 and 1,105,368

Step by Step Solution

1. Step 1: Write the proportion equation
   508,419 : 1,105,368 = 1,105,368 : x
2. Step 2: Convert to fraction form
   508,419/1,105,368 = 1,105,368/x
3. Step 3: Cross multiply
   508,419x = 1,105,368 × 1,105,368
4. Step 4: Simplify right side
   508,419x = 1,221,838,415,424
5. Step 5: Solve for x
   x = 1,221,838,415,424/508,419
6. Step 6: Final answer
   x = 2,403,211.55