Finding the Third Proportional to 1,020,876 and 1,521,360

Step by Step Solution

1. Step 1: Write the proportion equation
   1,020,876 : 1,521,360 = 1,521,360 : x
2. Step 2: Convert to fraction form
   1,020,876/1,521,360 = 1,521,360/x
3. Step 3: Cross multiply
   1,020,876x = 1,521,360 × 1,521,360
4. Step 4: Simplify right side
   1,020,876x = 2,314,536,249,600
5. Step 5: Solve for x
   x = 2,314,536,249,600/1,020,876
6. Step 6: Final answer
   x = 2,267,206.06