Finding the Third Proportional to 684,312 and 1,502,760

Step by Step Solution

1. Step 1: Write the proportion equation
   684,312 : 1,502,760 = 1,502,760 : x
2. Step 2: Convert to fraction form
   684,312/1,502,760 = 1,502,760/x
3. Step 3: Cross multiply
   684,312x = 1,502,760 × 1,502,760
4. Step 4: Simplify right side
   684,312x = 2,258,287,617,600
5. Step 5: Solve for x
   x = 2,258,287,617,600/684,312
6. Step 6: Final answer
   x = 3,300,084.78