Finding the Third Proportional to 1,772,510 and 3,865,828

Step by Step Solution

1. Step 1: Write the proportion equation
   1,772,510 : 3,865,828 = 3,865,828 : x
2. Step 2: Convert to fraction form
   1,772,510/3,865,828 = 3,865,828/x
3. Step 3: Cross multiply
   1,772,510x = 3,865,828 × 3,865,828
4. Step 4: Simplify right side
   1,772,510x = 14,944,626,125,584
5. Step 5: Solve for x
   x = 14,944,626,125,584/1,772,510
6. Step 6: Final answer
   x = 8,431,335.30