Finding the Third Proportional to 4,128,783 and 9,714,222

Step by Step Solution

1. Step 1: Write the proportion equation
   4,128,783 : 9,714,222 = 9,714,222 : x
2. Step 2: Convert to fraction form
   4,128,783/9,714,222 = 9,714,222/x
3. Step 3: Cross multiply
   4,128,783x = 9,714,222 × 9,714,222
4. Step 4: Simplify right side
   4,128,783x = 94,366,109,065,284
5. Step 5: Solve for x
   x = 94,366,109,065,284/4,128,783
6. Step 6: Final answer
   x = 22,855,671.77