Finding the Third Proportional to 728,808 and 1,019,124

Step by Step Solution

1. Step 1: Write the proportion equation
   728,808 : 1,019,124 = 1,019,124 : x
2. Step 2: Convert to fraction form
   728,808/1,019,124 = 1,019,124/x
3. Step 3: Cross multiply
   728,808x = 1,019,124 × 1,019,124
4. Step 4: Simplify right side
   728,808x = 1,038,613,727,376
5. Step 5: Solve for x
   x = 1,038,613,727,376/728,808
6. Step 6: Final answer
   x = 1,425,085.52