Finding the Third Proportional to 734,920 and 1,574,816

Step by Step Solution

1. Step 1: Write the proportion equation
   734,920 : 1,574,816 = 1,574,816 : x
2. Step 2: Convert to fraction form
   734,920/1,574,816 = 1,574,816/x
3. Step 3: Cross multiply
   734,920x = 1,574,816 × 1,574,816
4. Step 4: Simplify right side
   734,920x = 2,480,045,433,856
5. Step 5: Solve for x
   x = 2,480,045,433,856/734,920
6. Step 6: Final answer
   x = 3,374,578.78