Finding the Third Proportional to 728,828 and 1,019,154

Step by Step Solution

1. Step 1: Write the proportion equation
   728,828 : 1,019,154 = 1,019,154 : x
2. Step 2: Convert to fraction form
   728,828/1,019,154 = 1,019,154/x
3. Step 3: Cross multiply
   728,828x = 1,019,154 × 1,019,154
4. Step 4: Simplify right side
   728,828x = 1,038,674,875,716
5. Step 5: Solve for x
   x = 1,038,674,875,716/728,828
6. Step 6: Final answer
   x = 1,425,130.31