Finding the Third Proportional to 419,827.50 and 905,994

Step by Step Solution

1. Step 1: Write the proportion equation
   419,827.50 : 905,994 = 905,994 : x
2. Step 2: Convert to fraction form
   419,827.50/905,994 = 905,994/x
3. Step 3: Cross multiply
   419,827.50x = 905,994 × 905,994
4. Step 4: Simplify right side
   419,827.50x = 820,825,128,036
5. Step 5: Solve for x
   x = 820,825,128,036/419,827.50
6. Step 6: Final answer
   x = 1,955,148.55