Finding the Third Proportional to 528,472 and 1,161,920

Step by Step Solution

1. Step 1: Write the proportion equation
   528,472 : 1,161,920 = 1,161,920 : x
2. Step 2: Convert to fraction form
   528,472/1,161,920 = 1,161,920/x
3. Step 3: Cross multiply
   528,472x = 1,161,920 × 1,161,920
4. Step 4: Simplify right side
   528,472x = 1,350,058,086,400
5. Step 5: Solve for x
   x = 1,350,058,086,400/528,472
6. Step 6: Final answer
   x = 2,554,644.50