Finding the Third Proportional to 911,430 and 1,994,496

Step by Step Solution

1. Step 1: Write the proportion equation
   911,430 : 1,994,496 = 1,994,496 : x
2. Step 2: Convert to fraction form
   911,430/1,994,496 = 1,994,496/x
3. Step 3: Cross multiply
   911,430x = 1,994,496 × 1,994,496
4. Step 4: Simplify right side
   911,430x = 3,978,014,294,016
5. Step 5: Solve for x
   x = 3,978,014,294,016/911,430
6. Step 6: Final answer
   x = 4,364,585.64