Finding the Third Proportional to 750,510 and 1,105,920

Step by Step Solution

1. Step 1: Write the proportion equation
   750,510 : 1,105,920 = 1,105,920 : x
2. Step 2: Convert to fraction form
   750,510/1,105,920 = 1,105,920/x
3. Step 3: Cross multiply
   750,510x = 1,105,920 × 1,105,920
4. Step 4: Simplify right side
   750,510x = 1,223,059,046,400
5. Step 5: Solve for x
   x = 1,223,059,046,400/750,510
6. Step 6: Final answer
   x = 1,629,637.24