Finding the Third Proportional to 806,928 and 1,187,028

Step by Step Solution

1. Step 1: Write the proportion equation
   806,928 : 1,187,028 = 1,187,028 : x
2. Step 2: Convert to fraction form
   806,928/1,187,028 = 1,187,028/x
3. Step 3: Cross multiply
   806,928x = 1,187,028 × 1,187,028
4. Step 4: Simplify right side
   806,928x = 1,409,035,472,784
5. Step 5: Solve for x
   x = 1,409,035,472,784/806,928
6. Step 6: Final answer
   x = 1,746,172.49