Finding the Third Proportional to 1,245,721 and 1,923,787

Step by Step Solution

1. Step 1: Write the proportion equation
   1,245,721 : 1,923,787 = 1,923,787 : x
2. Step 2: Convert to fraction form
   1,245,721/1,923,787 = 1,923,787/x
3. Step 3: Cross multiply
   1,245,721x = 1,923,787 × 1,923,787
4. Step 4: Simplify right side
   1,245,721x = 3,700,956,421,369
5. Step 5: Solve for x
   x = 3,700,956,421,369/1,245,721
6. Step 6: Final answer
   x = 2,970,935.24