Finding the Third Proportional to 1,722,738 and 4,023,789

Step by Step Solution

1. Step 1: Write the proportion equation
   1,722,738 : 4,023,789 = 4,023,789 : x
2. Step 2: Convert to fraction form
   1,722,738/4,023,789 = 4,023,789/x
3. Step 3: Cross multiply
   1,722,738x = 4,023,789 × 4,023,789
4. Step 4: Simplify right side
   1,722,738x = 16,190,877,916,521
5. Step 5: Solve for x
   x = 16,190,877,916,521/1,722,738
6. Step 6: Final answer
   x = 9,398,340.27