Finding the Third Proportional to 419,265 and 905,273.50

Step by Step Solution

1. Step 1: Write the proportion equation
   419,265 : 905,273.50 = 905,273.50 : x
2. Step 2: Convert to fraction form
   419,265/905,273.50 = 905,273.50/x
3. Step 3: Cross multiply
   419,265x = 905,273.50 × 905,273.50
4. Step 4: Simplify right side
   419,265x = 819,520,109,802.25
5. Step 5: Solve for x
   x = 819,520,109,802.25/419,265
6. Step 6: Final answer
   x = 1,954,659.01