Finding the Third Proportional to 903,513 and 1,204,521

Step by Step Solution

1. Step 1: Write the proportion equation
   903,513 : 1,204,521 = 1,204,521 : x
2. Step 2: Convert to fraction form
   903,513/1,204,521 = 1,204,521/x
3. Step 3: Cross multiply
   903,513x = 1,204,521 × 1,204,521
4. Step 4: Simplify right side
   903,513x = 1,450,870,839,441
5. Step 5: Solve for x
   x = 1,450,870,839,441/903,513
6. Step 6: Final answer
   x = 1,605,810.70