Finding the Third Proportional to 692,372 and 1,439,783

Step by Step Solution

1. Step 1: Write the proportion equation
   692,372 : 1,439,783 = 1,439,783 : x
2. Step 2: Convert to fraction form
   692,372/1,439,783 = 1,439,783/x
3. Step 3: Cross multiply
   692,372x = 1,439,783 × 1,439,783
4. Step 4: Simplify right side
   692,372x = 2,072,975,087,089
5. Step 5: Solve for x
   x = 2,072,975,087,089/692,372
6. Step 6: Final answer
   x = 2,994,019.24