Finding the Third Proportional to 462,480 and 1,003,578

Step by Step Solution

1. Step 1: Write the proportion equation
   462,480 : 1,003,578 = 1,003,578 : x
2. Step 2: Convert to fraction form
   462,480/1,003,578 = 1,003,578/x
3. Step 3: Cross multiply
   462,480x = 1,003,578 × 1,003,578
4. Step 4: Simplify right side
   462,480x = 1,007,168,802,084
5. Step 5: Solve for x
   x = 1,007,168,802,084/462,480
6. Step 6: Final answer
   x = 2,177,756.45